Featured Items

PERRIN Front Mount Intercooler Black w/ Bumper Beam A key to making more power on any turbocharged engine is the addition of a high performance air...

Blow Off Valve Trumpet - Whistling - Aluminum - Black Anodized - Go Fast Bits Blow Off Valves - Each Type: Default Item Length: 3.700 Item Wi...

If you increase the performance of your engine, you need to ensure your fuel system can deliver the goods or you're going to have a bad day! Upgrad...

You asked, GFB delivered. A full sweet of GFB Blow Off Valve Accessories. *Whistling Trumpet* - A replacement trumpet that gives a different soun...

The 5730 can be used with any of the Go Fast Bits range of fuel pressure regulators for those wanting to have a quick visual way of monitoring fuel...

Perrin Front Mount Intercooler Hose Clamp Kit Warranty: 5 Year Brand: PERRIN Performance Manufacturer Part Number: PSP-ITR-413 Fitment Type...

Silicone technology allows us to design a turbo inlet hose that is better in all aspects than the OEM part and increases your engines horsepower a...

*The Hybrid is Back!* Celebrating 20 Years Since the World’s First Dual Outlet Blow-Off Valve In a time before Justin Bieber, Y2K, and even Googl...

You asked, GFB delivered. A full sweet of GFB Blow Off Valve Accessories. *Whistling Trumpet* - A replacement trumpet that gives a different soun...

Part Number: gfbT9003 Description: Respons BOV Add-On: 5701 Title: Go Fast Bits RESPONS dual outlet BOV/Diverter Valve; patented venting bia...

You asked, GFB delivered. A full sweet of GFB Blow Off Valve Accessories. *Whistling Trumpet* - A replacement trumpet that gives a different soun...

GFB DV+ Diverter Valve is a direct replacement for the factory valve (Patent Pending). Keep what works and replace what doesn’t! By retaining the ...

ALL THE PERFORMANCE WITH THE NOISE! The Hybrid valve is back! In 1999, GFB's first Hybrid valve pioneered the dual port design, which was so succes...

GrimmSpeed 02+ WRX/STi V2 Turbo Heat Shield - Black Ceramic Coating Features: n/a Manufacturer Warranty: Lifetime OE/OEM Part Number: n/a C...

You asked, GFB delivered. A full sweet of GFB Blow Off Valve Accessories. *Whistling Trumpet* - A replacement trumpet that gives a different soun...

Using GFB’s TMS technology the Mach 2 can help return the engine to peak boost up to 30% faster than a factory diverter valve when shifting gears. ...

A G-force/D-force Wiring Loom Replacement Part Number: gfb3855 Description: GFB G-Force/D-Force Wiring Loom Add-On: Not Applicable Brand: G...

You asked, GFB delivered. A full sweet of GFB Blow Off Valve Accessories. *Whistling Trumpet* - A replacement trumpet that gives a different soun...

You asked, GFB delivered. A full sweet of GFB Blow Off Valve Accessories. *Whistling Trumpet* - A replacement trumpet that gives a different soun...

You asked, GFB delivered. A full sweet of GFB Blow Off Valve Accessories. *Whistling Trumpet* - A replacement trumpet that gives a different soun...

You asked, GFB delivered. A full sweet of GFB Blow Off Valve Accessories. *Whistling Trumpet* - A replacement trumpet that gives a different soun...

GFB lightweight pulley kits are made from aircraft-grade 6061-T6 aluminium and offer faster acceleration through significant weight reduction on th...

The FA24 engine in the 2022+ WRX now uses an electronically controlled factory diverter in place of the pneumatic bypass valve found on all previou...

GFB DV+ Diverter Valve is a direct replacement for the factory valve (Patent Pending). Keep what works and replace what doesn’t! By retaining th...

GFB DV+ Diverter Valve is a direct replacement for the factory valve (Patent Pending). Keep what works and replace what doesn’t! By retaining th...

GFB DV+ Diverter Valve is a direct replacement for the factory valve (Patent Pending). Keep what works and replace what doesn’t! By retaining th...

GFB's DV+ design solves the longevity and boost leaking issues that are common with factory diverter valves, and also changes the operation method ...

GFB DV+ Diverter Valve is a direct replacement for the factory valve (Patent Pending). Keep what works and replace what doesn’t! By retaining th...

GFB DV+ Diverter valve (Part number T9301) is a direct bolt on factory valve replacement. Designed to replace the weak plastic Bosch diverter valve...

GFB DV+ Diverter Valve is a direct replacement for the factory valve (Patent Pending). Keep what works and replace what doesn’t! By retaining th...

GFB lightweight pulley kits are made from aircraft-grade 6061-T6 aluminium and offer faster acceleration through significant weight reduction on th...

ALL THE PERFORMANCE WITH OR WITHOUT THE NOISE! GFB's Mach 2 utilises GFB's proven TMS Technology to ensure rapid boost recovery on gearshift and op...

Using GFB’s TMS technology the Mach 2 can help return the engine to peak boost up to 30% faster than a factory diverter valve when shifting gears...

Using GFB’s TMS technology the Mach 2 can help return the engine to peak boost up to 30% faster than a factory diverter valve when shifting gears...

Using GFB’s TMS technology the Mach 2 can help return the engine to peak boost up to 30% faster than a factory diverter valve when shifting gears...

Using GFB’s TMS technology the Mach 2 can help return the engine to peak boost up to 30% faster than a factory diverter valve when shifting gears...

GFB lightweight pulley kits are made from aircraft-grade 6061-T6 aluminium and offer faster acceleration through significant weight reduction on th...

GFB DV+ Diverter Valve is a direct replacement for the factory valve (Patent Pending). Keep what works and replace what doesn’t! By retaining th...

Using GFB’s TMS technology the Mach 2 can help return the engine to peak boost up to 30% faster than a factory diverter valve when shifting gears...

ALL THE PERFORMANCE WITH OR WITHOUT THE NOISE! , GFB?s Mach 2 utilises GFB?s proven TMS Technology to ensure rapid boost recovery on gearshift and ...

VTA BOVs vent to atmosphere to make the signature turbo blow-off sound, where the DV+ recirculates the air to keep it quiet. Each valve in the VTA ...

Requires Tune Massive Performance, Compact Size. It’s what we like to do here at GFB – maximize performance and minimize size. Here’s how w...

Massive Performance, Compact Size. • Industry-first diaphragm design - the WGA’s Silicone/Nomex diaphragm uses a new bead retention design that...

ALL THE PERFORMANCE WITH THE NOISE! , The Hybrid valve is back! In 1999, GFB?s first Hybrid valve pioneered the dual port design, which was so succ...

*The Hybrid is Back!* Celebrating 20 Years Since the World’s First Dual Outlet Blow-Off Valve In a time before Justin Bieber, Y2K, and even Goo...

GFB HYBRID TMS Dual Port Hyundai/Kia 2.5T Part Number: gfbT9214 Description: GFB HYBRID TMS Dual Port Hyundai/Kia 2.5T Brand: GO FAST BITS ...

GFB DV+ Diverter valve (Part number T9301) is a direct bolt on factory valve replacement. Designed to replace the weak plastic Bosch diverter valve...

True to our philosophy of Performance Without Compromise, GFB's Short Shift Kits are designed with a unique linkage system that means the shift thr...