K&N Universal Air Filter Round Tapered Titanium Top 4.5in Top OD x 5.875in Base OD x 5in H - RT-4610

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other...

K&N Universal Custom Air Filter - Oval - Red - 8.813 L x 6.188in W x 2.25in H - RT-3910

The K&N RT-3910 Custom Air Filter converts the RK-Series Air Filter Assembly (RK-3909) with a taller K&N Air Filter and longer spacers. It is designed for Harley owners who need more air for better...

K&N Universal Filter 3 inch Flange 6 inch Base 5 1/4 inch Top 5 inch Height w/ Polished Top - RR-3003

K&N Inverted Top Universal Air Filters - This unique approach to filter design and concept utilizes a filtering top that actually inverts, dropping into the cylinder of the filter. Surface area is...

K&N Universal Carbon Fiber Filter 4in Flange / 10in x 7.875in B / 13.75in x 7.438in T / 4.813in H - RP-6103

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other...

K&N Universal Air Filter - 3in Dual Flange / 10x5.125in Base / 6.375x3.0625in Top / 5.5in Height - RP-6101

The RP-6101 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a K&N embossed carbon fiber top for strength and durability. The carbon fiber element adds to the...

K&N Universal Air Filter 3 11/16in Flange x 8 3/4 x 5 1/2in Base x 6 3/8 x 3 3/16in Top x 7in Height - RP-5285

The RP-5285 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a K&N embossed carbon fiber top and carbon fiber base for strength and durability. The carbon fiber...

K&N Filter Univ Air Filter Carb Fib T/B 3-1/2in FLG OD / 12x6in B / 9-15/16x3-15/16in T / 6in H - RP-5182

The K&N Composite Top and Flange Universal Air Filter is unique in its carbon fiber top and flange that provide outstanding strength with minimal weight. The smooth, glass like appearance provides...

K&N Filter Universal Air Filter Carbon Fiber Top With 6in Flange x 7.5in Base x 6in H - RP-5168

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other...

K&N Filter Universal Air Filter Carbon Fiber Top/Base Oval FLG. (8-3/4 x 3-1/4) 4-5/8H - RP-5161

The RP-5161 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a carbon fiber top for strength and durability. The carbon fiber element adds to the light-weight...

K&N Air Filter with Carbon Fiber Top and Base - RP-5135

The RP-5135 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a K&N embossed carbon fiber top and carbon fiber base for strength and durability. The carbon fiber...

K&N Cone Filter 3.375in ID 6in Base 4.5in Top 9in Height Carbon Fiber - RP-5118

The RP-5118 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a K&N embossed carbon fiber top for strength and durability. The carbon fiber element adds to the...

K&N Universal Carbon Fiber Top and Base Filter 12in x 6in Base / 9.938in x 3.938in Top / 6in Height - RP-5115

The RP-5115 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a carbon fiber top and bottom for strength and durability. The carbon fiber element adds to the...