GFB 04-07 STI Basic Short Shifter Kit - 4003

True to our philosophy of Performance Without Compromise, GFB's Short Shift Kits are designed with a unique linkage system that means the shift throw is fully adjustable whilst retaining the stock...

GFB 04-07 STI Short Shifter Kit - 4002

True to our philosophy of Performance Without Compromise, GFB's Short Shift Kits are designed with a unique linkage system that means the shift throw is fully adjustable whilst retaining the stock...

GFB 04-10 WRX/STI 3 Piece Under-Drive Pulley Kit w/ Belts (Crank Alternator & Power Steering) - 2010

Go Faster ? Add Lightness, GFB's Lightweight Pulley Kits offer sharper throttle response and faster acceleration by significantly reducing the rotating mass at the engine. Made from a single billet...

GFB 06-08 Volkswagen/Audi 2.0T Super Lightweight Non-Underdrive Crank Pulley Suits - 2012

GO FASTER ? ADD LIGHTNESS, GFB's Lightweight Pulley Kits offer sharper throttle response and faster acceleration by significantly reducing the rotating mass at the engine. Made from a single billet...

GFB 06-10 Mazdaspeed 3/6 / 90-94 Eclipse TMS Respons Blow Off Valve Kit - T9002

If cars like yours typically suffer issues such as backfiring and stalling when using a fixed-ratio atmosphere-venting BOV, the Respons can help. By adjusting the venting bias to suit the car you can...

GFB 07-16 Mitsubishi EVO X (4B11T) WGA Wastegate Actuator (Tune Required) - 7303

GFB’s WGA part # 7303 is a bolt on high performance internal wastegate actuator for Mitsubishi EVO X models. The WGA replaces the factory turbo’s actuator.This Part...

GFB 08+ Subaru WRX Short Shifter - 4005

True to our philosophy of Performance Without Compromise, GFB's Short Shift Kits are designed with a unique linkage system that means the shift throw is fully adjustable whilst retaining the stock...

GFB 08+ WRX / 03-09 GT Legacy / 09+ XT Forester Direct Fit Deceptor Pro II - T9501

Control the sound of your BOV "ON-THE-FLY" Go on, admit it. There are times you wish you could have that signature turbo blow off sound, but you're not prepared to listen to it all the time. GFB's...

GFB 08+ WRX/STi / 09+ Forester / 03-09 LGT 3 pc Underdrive/Non-Underdrive Pulley Kit - 2014

Go Faster ? Add Lightness, GFB's Lightweight Pulley Kits offer sharper throttle response and faster acceleration by significantly reducing the rotating mass at the engine. Made from a single billet...

GFB 08-10+ WRX / 05-09 LGT TMS Respons Blow Off Valve Kit - T9001

If cars like yours typically suffer issues such as backfiring and stalling when using a fixed-ratio atmosphere-venting BOV, the Respons can help. By adjusting the venting bias to suit the car you can...

GFB 09+ Nissan GTR TMS Respons Twin Valve Blow Off Valve Kit - T9005

If cars like yours typically suffer issues such as backfiring and stalling when using a fixed-ratio atmosphere-venting BOV, the Respons can help. By adjusting the venting bias to suit the car you can...

GFB 1.5inch Alloy Weld-On Adaptor (Flange Matches T9001/2/6, T9101/2/6, T9201/2/6, T9501/2/6) - 5607

GFB 1.5inch Alloy Weld-On Adaptor (Flange Matches T9001/2/6, T9101/2/6, T9201/2/6, T9501/2/6)