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    $585.22
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    GFB HYBRID TMS Dual Port 2017+ Kia Stinger 3.3T V6 (2 Valves Included)

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    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...

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    GFB HYBRID TMS Dual Outlet 2016+ Hyundai i30 SR 1.6T GDI

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    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...

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    GFB HYBRID TMS Dual Port 15+ Subaru WRX / Forester

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    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...

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    GFB HYBRID TMS Dual Port 2009+ GT-R R35 (2 Valves Included)

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    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...

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    GFB HYBRID TMS Dual Port 01-07 Subaru WRX / 05-08 Forester XT

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    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...

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    GFB HYBRID TMS Dual Port 03-09 Subaru Legacy GT

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    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...

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    GFB HYBRID TMS Dual Port 98-04 Subaru Forester XT

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    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...

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    $212.29
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    GFB Mach 2 TMS Recirculating Diverter Valve - 33mm Inlet/33mm Outlet (suits Mitsubishi EVO I-X)

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    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...

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    $503.62
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    $453.26
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    GFB Mach 2 TMS Recirculating Diverter Valve - 2017+ Kia Stinger 3.3T V6 (2 Valves Included)

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    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 ...

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    $453.26
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    $261.38
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    $235.24
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    GFB Mach 2 TMS Recirculating Diverter Valve - 2017+ Hyundai i30N 2.0T

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    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 ...

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    GFB Mach 2 TMS Recirculating Diverter Valve - 2017+ Hyundai i30N 2.0T

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    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 ...

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    $235.87
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    GFB Mach 2 TMS Recirculating Diverter Valve - Subaru 2015+ WRX/Forester

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    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...

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    $508.72
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    $457.85
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    GFB Mach 2 TMS Recirculating Diverter Valves - Nissan GT-R (R35) 2 Valves Included

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    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...

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    $457.85
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    $261.38
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    $235.24
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    GFB Mach 2 TMS Recirculating Diverter Valve - Subaru 01-07 WRX / 02+ STi / 05-08 XT Forester

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    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...

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    $261.38
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    $235.24
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    GFB Mazda 3/6/MPS/CX-7 / Nissan Skyline GTS-T R32-34 Mach 2 TMS Recirculating Diverter Valve

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    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...

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    $423.30
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    $380.97
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    $380.97

    GFB Mitsubishi Evo 1-10 TMS Respons Blow Off Valve Kit

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    If cars like yours typically suffer issues such as backfiring and stalling when using a fixed-ratio atmosphere-venting BOV, the Respons can help. B...

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    $423.30
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    GFB Audi/VW 1.8T TMS Respons Blow Off Valve Kit

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    If cars like yours typically suffer issues such as backfiring and stalling when using a fixed-ratio atmosphere-venting BOV, the Respons can help. B...

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    $423.30
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    $423.30
    $380.97
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    $380.97

    GFB Hyundai-Kia 2.5T TMS Respons Blow Off Valve Kit

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    Smart stream I20N, I30 Sedan N-Line, Kona N-Line, Sonata N-Line, and Stinger 2.5T.This Part Fits: Year Make Model Submodel 2021-2022 Hyundai Ela...

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    $423.30
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    $423.30
    $380.97
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    $656.62
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    $656.62
    $590.96
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    $590.96

    GFB 2017+ Kia Stinger 3.3T V6 Respons Blow Off Valve Kit (Mach 2 and Respons Valves Included)

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    If cars like yours typically suffer issues such as backfiring and stalling when using a fixed-ratio atmosphere-venting BOV, the Respons can help. B...

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    $590.96
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    $814.72
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    $814.72
    $733.25
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    $733.25

    GFB 2017+ Kia Stinger 3.3T V6 TMS Respons Blow Off Valve Kit (2 Valves Included)

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    If cars like yours typically suffer issues such as backfiring and stalling when using a fixed-ratio atmosphere-venting BOV, the Respons can help. B...

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    $814.72
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    $733.25
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    $423.30
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    $423.30
    $380.97
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    $380.97

    GFB 15+ Subaru WRX 2.0L (FA20DIT) AWD Sedan TMS Respons Blow Off Valve Kit

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    If cars like yours typically suffer issues such as backfiring and stalling when using a fixed-ratio atmosphere-venting BOV, the Respons can help. B...

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    $423.30
    $380.97
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    $423.30
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    $423.30
    $380.97
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    $380.97

    GFB 11-14 Nissan JUKE 1.6L Turbo TMS Respons Blow Off Valve Kit

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    If cars like yours typically suffer issues such as backfiring and stalling when using a fixed-ratio atmosphere-venting BOV, the Respons can help. B...

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    $423.30
    $380.97
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    $380.97
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    $828.75
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    $828.75
    $745.88
    $745.88 - $745.88
    $745.88

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

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    If cars like yours typically suffer issues such as backfiring and stalling when using a fixed-ratio atmosphere-venting BOV, the Respons can help. B...

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    $828.75
    $745.88
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    $745.88
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    $423.30
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    $423.30
    $380.97
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    GFB 02-07 WRX / 04-10 STI TMS Respons Blow Off Valve Kit

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    If cars like yours typically suffer issues such as backfiring and stalling when using a fixed-ratio atmosphere-venting BOV, the Respons can help. B...

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    $423.30
    $380.97
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    $423.30
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    GFB 06-10 Mazdaspeed 3/6 / 90-94 Eclipse TMS Respons Blow Off Valve Kit

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    If cars like yours typically suffer issues such as backfiring and stalling when using a fixed-ratio atmosphere-venting BOV, the Respons can help. B...

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    $282.46
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    $282.46
    $254.22
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    $254.22

    GFB Mitsubishi TD04 Internal Wastegate Actuator

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

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    $254.22
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    $254.22
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    $465.37
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    $418.84
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    $418.84

    GFB EX38 38mm V-Band Style External Wastegate

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    The 7003 wastegate features an investment cast body made from 253MA chromium-nickel stainless steel, a one-piece stainless steel valve, and a nomex...

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    $418.84
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    $418.84
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    $18.74
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    $16.87
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    $16.87

    GFB Gasket for Response BOV (For gfbT9003 & gfbT9503)

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    A Gasket - T9003, T9503 Check if Required the Older Valves Used Gaskets, the Newer Types have a O Ring in the Flange and Therefore a Replacement Ga...

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    $18.74
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    $16.87
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    $16.87

    GFB Gasket for Response BOV (For gfbT9001, gfbT9002, gfbT9501, gfbT9502)

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    A Gasket - T9001, T9002, T9501, T9502, T9006 Check if Required the Older Valves Used Gaskets, the Newer Types have a O Ring in the Flange and There...

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    $16.87
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    $16.87
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    $13.39
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    $13.39
    $12.05
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    $12.05

    GFB Standard Replacement DV+ Plunger

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    GFB Standard Replacement DV+ Plunger

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    $13.39
    $12.05
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    $12.05
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    $10.71
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    $10.71
    $9.64
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    $9.64

    GFB Plunger Spring for DV Valve

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    A Dv+ Replacement Plunger Spring Fits Dv+ ( Valves from T9351-T9359)

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    $10.71
    $9.64
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    $9.64
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    $18.74
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    $16.87
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    $16.87

    GFB Standard Spring (used in all valves except 1002)

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    A Standard Spring (Used in all Atmosphere Venting Valves, Respons, Deceptor Pro and Atmosphere Mach 2)

    $18.74
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    $18.74
    $16.87
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    $16.87
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    $52.21
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    $52.21
    $47.00
    $47.00 - $47.00
    $47.00

    GFB Standard Replacement Trumpet

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    GFB Standard Replacement Trumpet

    $52.21
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    $52.21
    $47.00
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    $47.00
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    $42.84
    $42.84 - $42.84
    $42.84
    $38.56
    $38.56 - $38.56
    $38.56

    GFB Mach 2 Atmosphere Conversion Kit-Changes T9103 or T9133 from Recir to Atmosphere

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    MACH 2 ATMO UPGRADE KIT TO CONVERT MACH 2?FROM RECIRC TO ATMO VENTING BOV, WITH TRUMPET, SPRING AND PLUG. Harder spring supplied in this kit, as th...

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    $42.84
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    $42.84
    $38.56
    $38.56 - $38.56
    $38.56
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    $42.84
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    $42.84
    $38.56
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    $38.56

    GFB Mach 2 Atmosphere Conversion Kit-Changes T9107 or T9125 from Recir to Atmosphere

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    MACH 2 ATMO UPGRADE KIT TO CONVERT T9107/T9125 FROM RECIRC TO ATMO VENTING BOV, WITH TRUMPET, SPRING AND PLUG. Harder spring supplied, as the valve...

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    $42.84
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    $42.84
    $38.56
    $38.56 - $38.56
    $38.56
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    $52.21
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    $52.21
    $47.00
    $47.00 - $47.00
    $47.00

    GFB Whistling Trumpet (suits all valves)

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    The 5702 can be used in place of the standard trumpet on all GFB valves, and will make the whistling sound more readily than the 5701 (high boost a...

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    $52.21
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    $52.21
    $47.00
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    $47.00
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    $52.21
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    $52.21
    $47.00
    $47.00 - $47.00
    $47.00

    GFB Whistling Trumpet (only for Stealth FX and WRX Hybrid)

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    The 5701 can be used in place of the standard trumpet on GFB valves (Part numbers T9003 & T9503), and will make a whistling sound. However, it ...

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    $52.21
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    $52.21
    $47.00
    $47.00 - $47.00
    $47.00
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    $18.74
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    $18.74
    $16.87
    $16.87 - $16.87
    $16.87

    GFB 30mm Hose Plug

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    Go Fast Bits Hose Plug

    $18.74
    $18.74 - $18.74
    $18.74
    $16.87
    $16.87 - $16.87
    $16.87
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    $291.97
    $291.97 - $291.97
    $291.97
    $262.78
    $262.78 - $262.78
    $262.78

    GFB 08+ Subaru WRX Short Shifter

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    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...

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    $291.97
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    $291.97
    $262.78
    $262.78 - $262.78
    $262.78
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    $397.80
    $397.80 - $397.80
    $397.80
    $358.02
    $358.02 - $358.02
    $358.02

    GFB 04-07 STI Short Shifter Kit

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    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...

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    $397.80
    $397.80 - $397.80
    $397.80
    $358.02
    $358.02 - $358.02
    $358.02
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    $291.97
    $291.97 - $291.97
    $291.97
    $262.78
    $262.78 - $262.78
    $262.78

    GFB 02-07 WRX Short Shifter

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    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...

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    $291.97
    $291.97 - $291.97
    $291.97
    $262.78
    $262.78 - $262.78
    $262.78
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    $28.11
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    $28.11
    $25.31
    $25.31 - $25.31
    $25.31

    GFB G-Force/D-Force Wiring Loom

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    A G-force/D-force Wiring Loom Replacement Suits all Electronic Boost Controllers

    $28.11
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    $28.11
    $25.31
    $25.31 - $25.31
    $25.31
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    $153.96
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    $153.96
    $138.57
    $138.57 - $138.57
    $138.57

    GFB G-Force Solenoid Includes 2 Hosetails

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    Replacement for all boost controllers, also can be used for any aftermarket ECU's

    $153.96
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    $153.96
    $138.57
    $138.57 - $138.57
    $138.57
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    $240.97
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    $240.97
    $216.88
    $216.88 - $216.88
    $216.88

    GFB D Boost V2 VNT Manual Boost Controller (for VNT/VGT Turbos)

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    It?s common knowledge that some engines with vacuum operated ECU controlled VNT/VGT turbos suffer erratic boost behaviour, to the point where turbo...

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    $240.97
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    $240.97
    $216.88
    $216.88 - $216.88
    $216.88
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    $110.92
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    $110.92
    $99.83
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    $99.83

    GFB ATOMIC Manual Boost Controller

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    It is important to note that the Atomic does NOT use a "ball-and-spring" system like others on the market, for very good reason. The ball-and-sprin...

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    $110.92
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    $110.92
    $99.83
    $99.83 - $99.83
    $99.83
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    $79.05
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    $79.05
    $71.15
    $71.15 - $71.15
    $71.15

    GFB 13+ Subaru BRZ / 13+ Scion FR-S Lightweight Alternator Pulley

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    It might be hard to imagine how reducing the mass of a pulley makes a car go faster, but accelerating a heavy factory pulley from say 3000-7000 RPM...

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    $79.05
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    $79.05
    $71.15
    $71.15 - $71.15
    $71.15
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    $330.22
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    $330.22
    $297.20
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    $297.20

    GFB Evo 4-9 Under-Drive Crank Pulley w/ Belt

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    It might be hard to imagine how reducing the mass of a pulley makes a car go faster, but accelerating a heavy factory pulley from say 3000-7000 RPM...

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    $330.22
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    $330.22
    $297.20
    $297.20 - $297.20
    $297.20
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    $446.25
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    $446.25
    $401.63
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    $401.63

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

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    It might be hard to imagine how reducing the mass of a pulley makes a car go faster, but accelerating a heavy factory pulley from say 3000-7000 RPM...

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    $446.25
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    $446.25
    $401.63
    $401.63 - $401.63
    $401.63
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