Quick view Details Kooks Headers | sku: KSH28543300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28543300 MSRP: $2,519.67 Now: $2,267.70 View Details Compare Quick view Details Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Details Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Details Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Details Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Details Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Details Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Details Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Details Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Details Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Details Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Details Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Quick view Kooks Headers | sku: KSH28543300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28543300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,519.67 Now: $2,267.70 View Details Compare Quick view Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Details Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Details Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Details Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Details Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Details Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Details Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Details Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Details Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Details Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Details Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Details Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Quick view Kooks Headers | sku: KSH28543300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28543300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,519.67 Now: $2,267.70 View Details Compare Quick view Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Details Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Details Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Details Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Details Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Details Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Details Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Details Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Details Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Details Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Details Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Quick view Kooks Headers | sku: KSH28543300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28543300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,519.67 Now: $2,267.70 View Details Compare Quick view Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Details Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Details Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Details Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Details Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Details Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Details Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Details Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Details Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Details Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Quick view Kooks Headers | sku: KSH28543300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28543300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,519.67 Now: $2,267.70 View Details Compare Quick view Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Details Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Details Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Details Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Details Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Details Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Details Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Details Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Details Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Quick view Kooks Headers | sku: KSH28543300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28543300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,519.67 Now: $2,267.70 View Details Compare Quick view Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Details Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Details Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Details Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Details Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Details Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Details Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Details Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Quick view Kooks Headers | sku: KSH28543300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28543300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,519.67 Now: $2,267.70 View Details Compare Quick view Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Details Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Details Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Details Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Details Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Details Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Details Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Quick view Kooks Headers | sku: KSH28543300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28543300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,519.67 Now: $2,267.70 View Details Compare Quick view Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Details Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Details Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Details Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Details Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Details Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Quick view Kooks Headers | sku: KSH28543300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28543300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,519.67 Now: $2,267.70 View Details Compare Quick view Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Details Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Details Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Details Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Details Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Quick view Kooks Headers | sku: KSH28543300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28543300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,519.67 Now: $2,267.70 View Details Compare Quick view Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Details Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Details Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Details Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Quick view Kooks Headers | sku: KSH28543300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28543300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,519.67 Now: $2,267.70 View Details Compare Quick view Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Details Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Details Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Quick view Kooks Headers | sku: KSH28543300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28543300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,519.67 Now: $2,267.70 View Details Compare Quick view Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Details Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Quick view Kooks Headers | sku: KSH28543300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28543300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,519.67 Now: $2,267.70 View Details Compare Quick view Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Kooks Headers | sku: KSH28543300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28543300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,519.67 Now: $2,267.70 View Details Compare Quick view Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Kooks Headers | sku: KSH28543200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28543200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,819.67 Now: $1,637.70 Add to Cart Compare Quick view Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Kooks Headers | sku: KSH28533300 Kooks 07-08 GM 1500 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28533300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,573.58 Now: $2,316.22 View Details Compare Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Kooks Headers | sku: KSH28533200 Kooks 07-08 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28533200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,873.58 Now: $1,686.22 View Details Compare Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Kooks Headers | sku: KSH28513300 Kooks 99-06 GM 1500 Series 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 28513300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,564.09 Now: $2,307.68 View Details Compare Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Kooks Headers | sku: KSH28513200 Kooks 99-06 GM 1500 Series 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 28513200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,864.09 Now: $1,677.68 View Details Compare Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Kooks Headers | sku: KSH27303300 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27303300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,395.09 Now: $2,155.58 View Details Compare Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Kooks Headers | sku: KSH27303200 Kooks 04-06 Chevy SSR LM4/LS2 5.3L/6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27303200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,695.09 Now: $1,525.58 View Details Compare Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Kooks Headers | sku: KSH27203300 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out GREEN Cat SS Y Pipe Kooks HDR Req - 27203300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,447.70 Now: $2,202.93 View Details Compare Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Kooks Headers | sku: KSH27203200 Kooks 06-09 Chevy Trailblazer SS LS2 6.0L 3in x OEM Out Cat SS Y Pipe Kooks HDR Req - 27203200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,747.70 Now: $1,572.93 Add to Cart Compare Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected × OK
Quick view Kooks Headers | sku: KSH22413300 Kooks 98-02 F Body LS1 5.7L 3in GREEN Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413300 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $2,362.02 Now: $2,125.82 View Details Compare Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected
Quick view Kooks Headers | sku: KSH22413200 Kooks 98-02 F Body LS1 5.7L 3in Cat SS Y-Pipe SS (To OEM Conn.) Kooks HDR Req - 22413200 Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for... MSRP: $1,662.02 Now: $1,495.82 Add to Cart Compare Previous 1 2 3 4 Next Previous 1 2 3 4 Next Compare Selected