Blow Off Valves
GFB Mach 2 TMS Recirculating Diverter Valve Direct Fitment - 08+ WRX, 03-09 GT Legacy, 09+ XT Forester
Go Fast BitsTHE SIMPLE & ESSENTIAL MOD FOR 30% QUICKER BOOST Utilising Proven Tms Technology To Ensure Dependable Boost Holding And Optimum Throttle Respon...
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GFB Mach 2 TMS Recirculating Diverter Valve Direct Fitment - 99-00 WRX/STi , B4 Legacy, 98-04 GT/XT Forester
Go Fast BitsTHE SIMPLE & ESSENTIAL MOD FOR 30% QUICKER BOOST Utilising Proven Tms Technology To Ensure Dependable Boost Holding And Optimum Throttle Respon...
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GFB Mach 2 TMS Recirculating Diverter Valve Direct Fitment - Silvia/200SX S14, S15
Go Fast BitsTHE SIMPLE & ESSENTIAL MOD FOR 30% QUICKER BOOST Utilising Proven Tms Technology To Ensure Dependable Boost Holding And Optimum Throttle Respon...
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GFB Mach 2 TMS Recirculating Diverter Valve Direct Fitment - Skyline GTS-T R32-34, Mazda 3 & 6 MPS, CX-7
Go Fast BitsGFB 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%...
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GFB Mach 2 Universal Blow Off Valve 33mm Inlet & Outlet
Go Fast BitsThe 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...
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GFB MACH 2 Valve - Recir 2015-on WRX/ Forester - Not for STi
Go Fast BitsNEW MACH 2: ENTRY LEVEL TMS THE SIMPLE & ESSENTIAL MOD FOR 30% QUICKER BOOST Utilising Proven Tms Technology To Ensure Dependable Boost Holding...
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GFB MACH 2 Valve - Recirc 20mm inlet, 20mm outlet
Go Fast BitsNEW MACH 2: ENTRY LEVEL TMS THE SIMPLE & ESSENTIAL MOD FOR 30% QUICKER BOOST Utilising Proven Tms Technology To Ensure Dependable Boost Holding...
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GFB MACH 2 Valve x2 - Recirc GT-R R35 - 2 valves included
Go Fast BitsNEW MACH 2: ENTRY LEVEL TMS THE SIMPLE & ESSENTIAL MOD FOR 30% QUICKER BOOST Utilising Proven Tms Technology To Ensure Dependable Boost Holding...
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GFB Recirc Hose Plugs
Go Fast BitsThis Hose Plug can be used for blocking off unused plumb-back hoses with full atmosphere-venting blow-off valves, In order to have a full recircula...
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GFB RESPONS TMS - 01-07 WRX, 02 on STi , 05-08 XT Forester
Go Fast BitsOn 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...
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GFB RESPONS TMS - 2 Valve Kit - Kia Stinger
Go Fast BitsALL 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 ...
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GFB RESPONS TMS - 99-00 WRX/STi , B4 Legacy, GT/XT Forester, 98-04 GT/XT Forester
Go Fast BitsOn 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...
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GFB RESPONS TMS - MY08 on WRX, 03-09 GT Legacy, 09-on XT Forester
Go Fast BitsOn 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...
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GFB RESPONS TMS - R35 GT-R - 2 valves included
Go Fast BitsOn 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...
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GFB RESPONS TMS - Silvia/200SX S14, S15
Go Fast BitsOn 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...
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GFB RESPONS TMS - Skyline GTS-T R32, R33, R34, MPS 3/6, CX-7
Go Fast BitsOn 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...
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GFB RESPONS TMS 20mm inlet, 20mm outlet
Go Fast BitsOn 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 ve...
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GFB RESPONS TMS 25mm inlet, 25mm outlet - suits Bosch replacement
Go Fast BitsOn 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...
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GFB RESPONS TMS 33mm inlet, 33mm outlet - suits EVO I-X
Go Fast BitsOn 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...
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GFB RESPONS TMS 35mm inlet, 30mm outlet - 97-98 WRX/STi
Go Fast BitsOn 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 ve...
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GFB RESPONS TMS- MY15 on WRX- Not STI
Go Fast BitsRESPONS 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...
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GFB Screw In Plug (screws into any GFB trumpet or plumb-back outlet, except valves manufactured before 2003)
Go Fast BitsGFB Screw In Plug (screws into any GFB trumpet or plumb-back outlet, except valves manufactured before 2003) Replacement parts and spares...
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GFB Soft spring - Mach 2, Respons TMS, and Deceptor Pro II valves
Go Fast BitsFits 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...
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GFB Standard Spring
Go Fast BitsThis 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...
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GFB SV52 - High Capacity Racing Dump Valve
Go Fast BitsIn 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...
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GFB SXV Recirculating Bypass Valve
Go Fast BitsSXV BYPASS/BLOW-OFF VALVE: DELIVER YOUR TURBO’S FULL POTENTIAL The SXV Range Is Designed To Ensure The Ultimate Reliability, Performance, And Boost...
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GFB VTA - Focus RS
Go Fast BitsIf you want sound with your performance (or performance with your sound!), GFB’s VTA delivers just that! By combining the proven performance benef...
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GFB VTA - Focus ST
Go Fast BitsIf you want sound with your performance (or performance with your sound!), GFB’s VTA delivers just that! By combining the proven performance benef...
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GFB VTA - Ford Mustang
Go Fast BitsVTA T9468 DV+ Performance, Blow Off Valve Sound! The VTA is a performance blow-off valve solution for Ford Mustang Ecoboost vehicles with an electr...
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GFB VTA - Late model Audi, VW, Skoda & Seat 1.2 & 1.4TSI
Go Fast BitsVTA T9430 GREAT BLOW-OFF SOUND, CLIPS IN WITH NO TOOLS REQUIRED! The Latest Addition To The VTA Range Is A Blow-Off Valve Designed Specifically For...
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GFB VTA - MK5/6 Golf, Audi
Go Fast BitsThe 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...
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GFB VTA Performance Blow Off Valve - Ford EcoBoost Engines
Go Fast BitsThe T9484 VTA is a performance blow-off valve solution for Ford EcoBoost engines If You Want Sound With Your Performance (Or Performance With You...
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GFB VTA Performance Blow Off Valve - Late Model VAG
Go Fast BitsThe T9480 VTA is a performance blow-off valve solution for late-model VW & Audi vehicles If You Want Sound With Your Performance (Or Performan...
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GFB VTA Performance Blow Off Valve - suitable for early VAG models
Go Fast BitsThe T9481 VTA is a performance blow-off valve solution for VW & Audi vehicles T9481 is a direct bolt-on for most Audi, VW, Seat and Skoda vehi...
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GFB VTA Performance Blow Off Valve - suitable for Mercedes models
Go Fast BitsThe T9488 VTA is a performance blow-off valve solution for Mercedes vehicles If You Want Sound With Your Performance (Or Performance With Your So...
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GFB VTA Performance Blow Off Valve - suitable for Toyota GR Yaris/Corolla
Go Fast BitsThe T9489 VTA is a performance blow-off valve solution for Toyota GR Yaris and Corolla If You Want Sound With Your Performance (Or Performance With...
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GFB Whistling Trumpet
Go Fast BitsYou 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...
View full detailsGReddy Type FV2 Universal BOV - Floating Design
GReddyGReddy Type FV2 Universal BOV - Floating Design
GReddy Type R BOV Replacement Diaphragm
GReddyReplacement Solenoid; for Profec E-01, B spec II, Type S
HKS 02-07 WRX/ 04-07 STi SSQV4 BOV Kit
HKS*sold individually*HKS 02-07 WRX/ 04-07 STi SSQV4 BOV Kit
HKS 07-08 Mini Cooper S R56 SSQV4 BOV Kit
HKS*sold individually* HKS 07-08 Mini Cooper S R56 SSQV4 BOV Kit
HKS 07-09 Mazdaspeed 3/CX-7 SSQV4 BOV Kit
HKS*sold individually* HKS 07-09 Mazdaspeed 3/CX-7 SSQV4 BOV Kit
HKS 08 Subaru Impreza WRX STi SSQV Recirculation Kit for hks71007-AF013
HKS*sold individually*HKS 08 Subaru Impreza WRX STi SSQV Recirculation Kit for hks71007-AF013
HKS 08+ Evo 10 SSQV4 BOV Kit Includes 2 Polished Aluminum Pipes
HKS*sold individually*HKS 08+ Evo 10 SSQV4 BOV Kit Includes 2 Polished Aluminum Pipes
HKS 08-10 WRX / 05-06 Legacy 2.5 GT SSQV4 BOV Kit
HKS*sold individually*HKS 08-10 WRX / 05-06 Legacy 2.5 GT SSQV4 BOV Kit
HKS 09-10 GT-R R35 SSQV4 BOV Kit Includes 2 SSQV & Polished Aluminum Pipes
HKS*sold individually* HKS 09-10 GT-R R35 SSQV4 BOV Kit Includes 2 SSQV & Polished Aluminum Pipes