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  • GFB - DV+ Diverter Valve (25mm Bosch diverter replacement)

    GFB - DV+ Diverter Valve (25mm Bosch diverter replacement)

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    $153.05 USD

    When you just want  performance European Manufacturers Are Pushing Their Engines To The Limit. Get A DV To Match. GFB’s DV+ diverter valve range of...

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    $153.05 USD
  • GFB 20mm Recirc Adaptor

    GFB 20mm Recirc Adaptor

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    $20.87 USD

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

    $20.87 USD
  • GFB 25mm Recirc Adaptor

    GFB 25mm Recirc Adaptor

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    $20.87 USD

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

    $20.87 USD
  • GFB 3-Piece Lightweight Pulley Kit - BRZ/86/FR-S-Pulleys-Speed Science

    GFB 3-Piece Lightweight Pulley Kit - BRZ/86/FR-S

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    $453.92 USD

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

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    $453.92 USD
  • GFB 3-Piece Underdrive Pulley Kit - WRX/STi MY03-07, Forester XT MY03-08-Pulleys-Speed Science

    GFB 3-Piece Underdrive Pulley Kit - WRX/STi MY03-07, Forester XT MY03-08

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    $246.96 USD

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

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    $246.96 USD
  • GFB 3-Piece Underdrive Pulley Kit - WRX/STi MY08-on, Liberty GT MY03-on, Forester XT MY09-on-Pulleys-Speed Science

    GFB 3-Piece Underdrive Pulley Kit - WRX/STi MY08-on, Liberty GT MY03-on, Forester XT MY09-on

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    $246.96 USD

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

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    $246.96 USD
  • GFB 3-Piece Underdrive Pulley Kit - WRX/STi MY94-98, Forester GT MY98-00)-Pulleys-Speed Science

    GFB 3-Piece Underdrive Pulley Kit - WRX/STi MY94-98, Forester GT MY98-00)

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    $246.96 USD

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

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    $246.96 USD
  • GFB 3-Piece Underdrive Pulley Kit - WRX/STi MY99-00, Forester GT MY01-02)-Pulleys-Speed Science

    GFB 3-Piece Underdrive Pulley Kit - WRX/STi MY99-00, Forester GT MY01-02)

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    $246.96 USD

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

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    $246.96 USD
  • GFB 30mm Recirc Adaptor

    GFB 30mm Recirc Adaptor

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    $20.87 USD

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

    $20.87 USD
  • GFB 33mm Recirc Adaptor

    GFB 33mm Recirc Adaptor

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    $20.87 USD

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

    $20.87 USD
  • GFB ATOMIC Manual Boost Controller-Boost Controllers & Solenoids-Speed Science

    GFB ATOMIC Manual Boost Controller

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    $76.53 USD

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

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    $76.53 USD
  • GFB D-Boost V2 VNT Manual Boost Controller

    GFB D-Boost V2 VNT Manual Boost Controller

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    $153.05 USD

    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...

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    $153.05 USD
  • GFB D-FORCE Diesel Electronic Boost Controller

    GFB D-FORCE Diesel Electronic Boost Controller

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    from $264.35 USD

    Features: 50psi capability Display boost in psi, BAR, kPa, or EGT in °F or °C Closed-loop boost control strategy 6 individually programmable boo...

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    from $264.35 USD
  • GFB D-FORCE Thermocouple Assembly EGT Kit

    GFB D-FORCE Thermocouple Assembly EGT Kit

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    $100.00 USD

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

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    $100.00 USD
  • GFB DECEPTOR PRO II (20mm inlet, 20mm outlet)-Blow Off Valves-Speed Science

    GFB DECEPTOR PRO II (20mm inlet, 20mm outlet)

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    $346.96 USD

    So how much more can you do with a blow-off valve? Well, the Deceptor Pro II takes the ‘Respons’ concept even further... Adjust your BOV ...

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    $346.96 USD
  • GFB DECEPTOR PRO II (25mm inlet, 25mm outlet)-Blow Off Valves-Speed Science

    GFB DECEPTOR PRO II (25mm inlet, 25mm outlet)

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    $346.96 USD

    So how much more can you do with a blow-off valve? Well, the Deceptor Pro II takes the ‘Respons’ concept even further... Adjust your BOV ...

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    $346.96 USD
  • GFB DECEPTOR PRO II (35mm inlet, 30mm outlet)-Blow Off Valves-Speed Science

    GFB DECEPTOR PRO II (35mm inlet, 30mm outlet)

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    $346.96 USD

    So how much more can you do with a blow-off valve? Well, the Deceptor Pro II takes the ‘Respons’ concept even further... Adjust your BOV ...

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    $346.96 USD
  • GFB DECEPTOR PRO II (EVO I-X)-Blow Off Valves-Speed Science

    GFB DECEPTOR PRO II (EVO I-X)

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    $346.96 USD

    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...

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    $346.96 USD
  • GFB DECEPTOR PRO II (GT-R R35 - 2 valves included)

    GFB DECEPTOR PRO II (GT-R R35 - 2 valves included)

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    $570.44 USD

    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...

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    $570.44 USD
  • GFB DECEPTOR PRO II (Kia Stinger - 2 valves included)

    GFB DECEPTOR PRO II (Kia Stinger - 2 valves included)

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    $570.44 USD

    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 vol...

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    $570.44 USD
  • GFB DECEPTOR PRO II (Silvia/200SX S14-15)-Blow Off Valves-Speed Science

    GFB DECEPTOR PRO II (Silvia/200SX S14-15)

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    $346.96 USD

    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...

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    $346.96 USD
  • GFB DECEPTOR PRO II (WRX MY01-07, STi MY02-on, XT Forester MY05-08)-Blow Off Valves-Speed Science

    GFB DECEPTOR PRO II (WRX MY01-07, STi MY02-on, XT Forester MY05-08)

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    $346.96 USD

    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...

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    $346.96 USD
  • GFB DECEPTOR PRO II (WRX MY08-on, GT Legacy MY03-09, XT Forester MY09-on)-Blow Off Valves-Speed Science

    GFB DECEPTOR PRO II (WRX MY08-on, GT Legacy MY03-09, XT Forester MY09-on)

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    $346.96 USD

    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 take...

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    $346.96 USD
  • GFB DECEPTOR PRO II (WRX/STi MY99-00, B4 Legacy, GT/XT Forester MY98-04)-Blow Off Valves-Speed Science

    GFB DECEPTOR PRO II (WRX/STi MY99-00, B4 Legacy, GT/XT Forester MY98-04)

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    $346.96 USD

    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...

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    $346.96 USD
  • GFB DECEPTOR PRO II - Skyline GTS-T R33-34, MPS 3/6, CX-7-Blow Off Valves-Speed Science

    GFB DECEPTOR PRO II - Skyline GTS-T R33-34, MPS 3/6, CX-7

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    $346.96 USD

    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 ...

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    $346.96 USD
  • GFB DV+ 1.4 Twin Charged Engines

    GFB DV+ 1.4 Twin Charged Engines

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    $117.40 USD

    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. BEW...

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    $117.40 USD
  • GFB DV+ BMW N20 Enigne

    GFB DV+ BMW N20 Enigne

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    $117.40 USD

    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. Pro...

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    $117.40 USD
  • GFB DV+ Diverter Valve - Late Model Euro-Blow Off Valves-Speed Science

    GFB DV+ Diverter Valve - Late Model Euro

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    $117.40 USD

    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...

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    $117.40 USD
  • GFB DV+ Dodge Dart, BMW F30 335i, BMW F20, BMW F21, M135i, Fiat 500 Abarth

    GFB DV+ Dodge Dart, BMW F30 335i, BMW F20, BMW F21, M135i, Fiat 500 Abarth

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    $117.40 USD

    Introducing The New DV+ Suits Dodge Dart, BMW And Fiat Abarth Applications GFB’s DV+ Solution Couldn’t Be Simpler – Keep What Works And Replace Wh...

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    $117.40 USD
  • GFB DV+ Ford Focus RS

    GFB DV+ Ford Focus RS

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    $139.14 USD

    The DV+ T9360: When You Want No Noise, No Nonsense Just Performance! THE SIMPLE & ESSENTIAL MOD FOR 30% QUICKER BOOST By retaining the factory...

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    $139.14 USD
  • GFB DV+ Mini N18 2010 on (Auto G/box)

    GFB DV+ Mini N18 2010 on (Auto G/box)

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    $164.35 USD

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

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    $164.35 USD
  • GFB DV+ Mini/Peugeot/Citroen

    GFB DV+ Mini/Peugeot/Citroen

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    $117.40 USD

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

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    $117.40 USD
  • GFB DV+ Suits 2.0L Giulia & BMW X5M/X6M, need 2 valves for X5M/X6M)

    GFB DV+ Suits 2.0L Giulia & BMW X5M/X6M, need 2 valves for X5M/X6M)

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    $117.40 USD

    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 ...

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    $117.40 USD
  • GFB DV+ Suits Ford, Volvo, Porsche, Borg Warner Turbos for non directly mounted solenoids

    GFB DV+ Suits Ford, Volvo, Porsche, Borg Warner Turbos for non directly mounted solenoids

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    $146.96 USD

    The DV+ T9354: When you want no noise, no nonsense just performance! The Simple & Essential Mod For 30% Quicker Boost By retaining the factory...

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    $146.96 USD
  • GFB DV+ VW MK7 Golf R & Audi 8V S3

    GFB DV+ VW MK7 Golf R & Audi 8V S3

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    $176.53 USD

    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. Pat...

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    $176.53 USD
  • GFB DVX - Suits Ford,Volvo,Porsche & Borg Warner EFR Turbos

    GFB DVX - Suits Ford,Volvo,Porsche & Borg Warner EFR Turbos

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    $176.53 USD

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

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    $176.53 USD
  • GFB DVX - Suits Hyundai, Veloster, Kia

    GFB DVX - Suits Hyundai, Veloster, Kia

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    $193.92 USD

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

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    $193.92 USD
  • GFB DVX - Suits VW MK7 Golf R and Audi 8V S3

    GFB DVX - Suits VW MK7 Golf R and Audi 8V S3

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    $253.05 USD

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

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    $253.05 USD
  • GFB EX38 - 38mm External Wastegate-Wastegates-Speed Science

    GFB EX38 - 38mm External Wastegate

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    $287.83 USD

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

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    $287.83 USD
  • GFB EX44 - 44mm External Wastegate-Wastegates-Speed Science

    GFB EX44 - 44mm External Wastegate

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    $353.05 USD

    The EX38 features a 38mm valve and comes standard with 15psi springs installed (1 x 10psit outer and 1 x 5 psi inner spring).By removing one or th...

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    $353.05 USD
  • GFB EX50 - 50mm External Wastegate-Wastegates-Speed Science

    GFB EX50 - 50mm External Wastegate

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    from $412.18 USD

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

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    from $412.18 USD
  • GFB FDV+ Merc Application

    GFB FDV+ Merc Application

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    $117.40 USD

    The new DV+ (Suits Select* Mercedes, Ford and Volvo)! Refer Vehicle Applications to ensure vehicle suitability. BEWARE of counterfeit products, ON...

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    $117.40 USD
  • GFB FX-R Fuel Pressure Reg - 1:1 Rising Rate 1500hp AN6 In/Out Ports 1/8NPT Gauge & Sender Ports

    GFB FX-R Fuel Pressure Reg - 1:1 Rising Rate 1500hp AN6 In/Out Ports 1/8NPT Gauge & Sender Ports

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    $217.40 USD

    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 ...

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    $217.40 USD
  • GFB FX-S Fuel Pressure Regulator-Fuel Pressure Regulators-Speed Science

    GFB FX-S Fuel Pressure Regulator

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    $182.61 USD

    The FX-S offers multiple fuel inlet and gauge ports that allow for a wide range of fuel system setups beyond the usual inlet/outlet, including par...

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    $182.61 USD
  • GFB G-FORCE II - Electronic Boost Controller-Boost Controllers & Solenoids-Speed Science

    GFB G-FORCE II - Electronic Boost Controller

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    $264.35 USD

    Electronic boost control with the GFB TMS touch G-Force II More Powerful Features, more Simplicity! Performance without the hassle - easier fitmen...

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    $264.35 USD
  • GFB G-Force III Electronic Boost Controller

    GFB G-Force III Electronic Boost Controller

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    $276.53 USD

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

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    $276.53 USD
  • GFB Hybrid Blow Off Valve - Mazda MPS/CX7/All Nissan Skyline excl R35-Blow Off Valves-Speed Science

    GFB Hybrid Blow Off Valve - Mazda MPS/CX7/All Nissan Skyline excl R35

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    $206.09 USD

    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, ...

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    $206.09 USD
  • GFB HYBRID Dual Port  50/50 Atmo/Recir (WRX MY08-on, GT Legacy MY03-09, XT Forester MY09-on)

    GFB HYBRID Dual Port 50/50 Atmo/Recir (WRX MY08-on, GT Legacy MY03-09, XT Forester MY09-on)

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    $206.09 USD

    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...

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    $206.09 USD