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

Proudly introducing the new SpeedFactory Racing JDM D15B SOHC VTEC Vitara Spec No-Notch Connecting Rods! Vitara piston turbo SOHC VTEC builds are ...

ALL THE PERFORMANCE WITH OR WITHOUT THE NOISE! Give YOUR Kia Stinger The Sound You Want, And The Performance To Go With It!  You can adjust the vo...

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...

Give YOUR Kia Stinger The Sound You Want, And The Performance To Go With It!  Featuring two “staged” venting outlets (one for recirc, one for atmos...

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 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 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...

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...

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 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...

Fits all Mach 2, Respons TMS, and Deceptor Pro II valves. This softer spring is supplied standard in all Mach 2 valves that are fully recirculate...

This is the standard spring that is supplied in all Respons TMS and Deceptor Pro II valves, and is an optional extra for all Mach 2 valves when b...

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

Like all GFB lightweight pulleys, these begin life as a single 6061-T6 aluminium alloy billet, which is then precision CNC machined to exactin...

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

Like all GFB lightweight pulleys, these begin life as a single 6061-T6 aluminium alloy billet, which is then precision CNC machined to exactin...

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

ALL THE PERFORMANCE WITH OR WITHOUT THE NOISE! Give YOUR Kia Stinger The Sound You Want, And The Performance To Go With It! The Respons TMS valves ...

RESPONS TMS : SMARTER THAN A DUAL PORT BOV! Atmosphere Venting BOV Won’t Work On Your Car? Try A GFB Respons – You’ll Be Surprised! Just ano...

VTA T9468 DV+ Performance, Blow Off Valve Sound! The VTA is a performance blow-off valve solution for Ford Mustang Ecoboost vehicles with an electr...

If you want sound with your performance (or performance with your sound!), GFB’s VTA delivers just that! By combining the proven performance benef...

If you want sound with your performance (or performance with your sound!), GFB’s VTA delivers just that! By combining the proven performance benef...

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...

GFB’s DVX Takes The Extremely Popular DV+ Diverter Valve And Adds Dual Venting Outlets Along With Our Patented Venting Bias Adjustment Syste...

GFB’s DVX Takes The Extremely Popular DV+ Diverter Valve And Adds Dual Venting Outlets Along With Our Patented Venting Bias Adjustment System. So n...

GFB’s EGT (Exhaust Gas Temperature) Plugin kit is a direct plugin to our existing 3006 D-Force Electronic Boost Controller, adding critical exhaust...

The new DV+ for Alfa Romeo Giulia 2.0L & BMW X5M/X6M (need 2 valves for X5M/X6M)! GFB’S DV+ SOLUTION COULDN’T BE SIMPLER – KEEP WHAT WORKS AND ...

The DV+ T9360: When You Want No Noise, No Nonsense Just Performance! Introducing The New DV+ For 1.4 TSI Twin Charged Engines! GFB’s DV+ Solution C...

Introducing The New DV+ For The VW MK7 Golf R And Audi 8V S3 GFB’s DV+ Solution Couldn’t Be Simpler – Keep What Works And Replace What Doesn’t.Worl...

GFB’S DV+ SOLUTION COULDN’T BE SIMPLER – KEEP WHAT WORKS AND REPLACE WHAT DOESN’T. Uses factory solenoid coil for seamless integration Replaces...

Introducing The New DV+ T9357 Suits Various BMW Applications GFB’s DV+ Solution Couldn’t Be Simpler – Keep What Works And Replace What Doesn’t. Wor...

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...

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. World...

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...

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 ...

Introducing the new DV+ for Mini N18 Engines (For both Automatic & Manual Transmission Engines) GFB’s DV+ Solution Couldn’t Be Simpler – Keep W...

Introducing the new DV+ for Mini, Citroën and Peugeot applications! Gfb’s Dv+ Solution Couldn’t Be Simpler – Keep What Works And Replace Wha...

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...

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 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 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 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 CorkSport Mazdaspeed3 Adjustable Short Shifter designed as a direct OEM replacement, maintains OEM fitment offering you to independently adjust...

Replacing the factory rubber bushings with the Pro Car Innovations bronze bearing kit effectively eliminates issues like sloppy steering, alignmen...

Enhance the look of your engine bay and keep your cooling system functioning properly with the stylish new CorkSport Radiator Cap. Designed to orig...