Go Fast Bits

On the surface, it may look like just another dual-port blow-off valve, but the Respons is actually much more than that. Featuring GFB's patented v...

You asked, we delivered. Many times we have been asked for a replacement trumpet that gives a different sound, and here it is. The ability to ch...

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 Google, t...

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

The latest iteration of GFB’s feature-packed electronic boost controller now has the ability to monitor and display your engine’s air/fuel ...

The GFB 44mm Wastegate has been designed to cope with the brutal conditions of extreme exhaust temperatures, the EX44 Wastegate features not only a...

The Atomic has earned a reputation as being one of the most reliable and effective manual boost controllers on the market, boasting a repe...

EASY TO INSTALL AND USE, THE D-FORCE GIVES YOU ULTIMATE CONTROL OF YOUR BOOST PRESSURE!* Want to adjust boost for towing? Change it if EGT gets ...

The VTA is a performance blow-off valve solution for Audi, VW, Skoda and SEAT vehicles with an electronic factory diverter valve. If you want sou...

The EX38 features a 38mm valve and comes standard with a 10psi spring. Additional springs are also available - by using various combinations of 5p...

On the surface it may look like just another dual-port blow-off valve,but the Respons is actually much more than that. Featuring GFB’s patented ven...

GFB expands the DV+ range with a direct-fit solution for the weak factory diverter valve used on many European vehicles. GFB’s DV+ solution couldn’...

On the surface it may look like just another dual-port blow-off valve, but the Respons is actually much more than that. Featuring GFB's patented v...

"with the manifold glowing...the boost never varies" Joe Signorelli Designed to cope with the brutal conditions of extreme exhaust temperatures, th...

GFB Mach 2 TMS Recirculating Diverter Valve Direct Fitment - Skyline GTS-T R32-34, Mazda 3 & 6 MPS, CX-7 THE SIMPLE & ESSENTIAL MOD FOR 30%...

In the race to create the most compact and highest flowing blow-off valve, GFB’s SV52 pulls ahead of the pack. Standing only 86mm tall (including t...

Following on from the popular WRX short-shift kit, GFB have now released a new version to suit Subaru's 6-speed gearbox found in all late-model ST...

GFB DECEPTOR PRO II - Skyline GTS-T R33-34, MPS 3/6 MPS, CX-7 Now you can control the sound of the BOV from inside the cabin! So how much more can ...

52mm mechanical 30psi boost pressure gauge.Featuring dimmable LED backlighting, the smoked lens is dark when off and comes alive when the ignition ...

40mm (1 1/2 inch) Fuel Pressure Gauge, silicone fluid filled for stable readings and long life. Features a clear and easy-to-read dual scale pressu...

A range of different sized screw-on plumb-back (recirc) fittings to suit all universal blow-off valves.

On the surface it may look like just another dual-port blow-off valve, but the Respons is actually much more than that. Featuring GFB's patented v...

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 Google, t...

The Simple & Essential Mod For 30% Quicker Boost By retaining the factory ECU control and recirculating the vented air, the DV+ T9354 is a pure...

On the surface it may look like just another dual-port blow-off valve,but the Respons is actually much more than that. Featuring GFB's patented ven...

The Gfb Vag Mk5/6 Boost Gauge Tap Provides A Neat & Easy Manifold Pressure Reference Port For 2.0 Tsi/fsi Engines. 10 second installation! Sin...

Suits Wastegates 38 (7003) & 44 (7002) 7 psi middle spring

GFB's Short Shift kits are like no other. Until you feel the action of one for yourself, you won t believe the difference! Why did we bother to ma...

The simple & essential mod for 30% quicker boost! Using GFB’s TMS technology the Mach 2 can help return the engine to peak boost up to 30% fast...

GFB’s popular and compact FX-S Fuel Pressure Regulator is now also available as a direct drop-in replacement for the common Bosch regulators that ...

Suits Wastegates 38 (7003) & 44 (7002) 7 psi outer spring

Suits Wastegates 38 (7003) & 44 (7002) 5 psi spring

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 Google, t...

NEW MACH 2: ENTRY LEVEL TMS THE SIMPLE & ESSENTIAL MOD FOR 30% QUICKER BOOST Utilising Proven Tms Technology To Ensure Dependable Boost Holding...

Introducing The New DV+ For 1.4 TSI Twin Charged Engines! GFB’s DV+ Solution Couldn’t Be Simpler – Keep What Works And Replace What Doesn’t. Worldw...

GO FAST BITS FX-R FUEL PRESSURE REGULATOR FEATURES: 2x -6AN inlet port, 2x 1/8” NPT pressure gauge/sensor ports, and 1x -6AN return port ...

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 Google, t...

Now you can control the sound of the BOV from inside the cabin! So how much more can you do with a blow-off valve? Well, the Deceptor Pro II takes...

GFB have re-designed the WRX lightweight pulley to provide even more benefits. It is now shaped to look exactly like the factory Subaru pulley, so...

The DV+ options for VW and Audi models!  The T9380 is the latest addition to the DV+ range of diverter valves from GFB (Go Fast Bits). It is specif...

Designed to cope with the brutal conditions of extreme exhaust temperatures, GFB Wastegates features not only a huge flow capacity, but also a comp...

Want to increase or decrease the boost on your variable vane (i.e. VNT/ VGT) turbo diesel? Is the factory boost curve erratic and all over the pla...

A range of different sized screw-on plumb-back (recirc) fittings to suit all universal blow-off valves.

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 Google, t...