GFB Mach 2 Atmosphere Conversion Kit-Changes T9107 or T9125 from Recir to Atmosphere - 5925

GFB Mach 2 Atmosphere Conversion Kit-Changes T9107 or T9125 from Recir to AtmosphereInstallation Instructions

GFB Gasket for Response BOV (For gfbT9001, gfbT9002, gfbT9501, gfbT9502) - 6704

The older valves used gaskets, the newer types have a o ring in the flange and therefore a replacement gasket will not be required.

GFB Standard Replacement Trumpet - 6110

GFB Standard Replacement Trumpet

GFB Screw-In Plug (screws into any GFB Trumpet or plumb-back outlet. Valves manufactured before 2003 - 6107

Screw-In Plug (screws into any GFB trumpet or plumb-back outlet, except valves manufactured before 2003)

GFB Mach 2 Atmosphere Conversion Kit-Changes T9103 or T9133 from Recir to Atmosphere - 5933

Mach 2 Atmosphere upgrade kit to convert mach 2 from recirculting to atmosphere venting BOV. Consisting of trumpet, spring and plug.Installation Instructions

GFB Mach 2 Atmosphere Conversion Kit-Changes T9100/T9101/T9102/T9104/T9105/T9135 Recir to Atmosphere - 5930

GFB Mach 2 Atmosphere Conversion Kit-Changes T9100/T9101/T9102/T9104/T9105/T9135 Recir to AtmosphereInstallation Instructions

GFB Whistling Trumpet (suits all valves) - 5702

The 5702 can be used in place of the standard trumpet on all GFB valves, and will make the whistling sound more readily than the 5701 (high boost and RPM is required to get the whistle from a 5701),...

GFB Whistling Trumpet (only for Stealth FX and WRX Hybrid) - 5701

The 5701 can be used in place of the standard trumpet on GFB valves (Part numbers T9003 & T9503), and will make a whistling sound. However, it is necessary to run the valve so that all (or most) of...

GFB 33mm Hose Plug - 5533

GFB 33mm Hose Plug