Collection: Best Selling Products

GFB Plunger Spring for DV Valve

GFB DV+ Replacement Piston Spring

GFB Standard Replacement Trumpet

GFB Screw-In Plug (screws into any GFB Trumpet or plumb-back outlet. Valves manufactured before 2003

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

GFB Mach 2 Atmosphere Conversion Kit-Changes T9100/T9101/T9102/T9104/T9105/T9135 Recir to Atmosphere

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

GFB Gauge Port/Boost Tap 2013+ Audi 1.2L/1.4L TFSI/TSI

GFB Fuel Pressure Gauge (Suits 8050/8060) 40mm 1-1/2in 1/8MPT Thread 0-120PSI

GFB Whistling Trumpet (suits all valves)

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

GFB 33mm Hose Plug

GFB 30mm Hose Plug

GFB 25mm Plumback Adaptor

GFB 08+ Subaru WRX Short Shifter

GFB 04-07 STI Short Shifter Kit

GFB 02-07 WRX Short Shifter

GFB G-FORCE III Electronic Boost Controller Head Unit ONLY

GFB G-Force/D-Force Wiring Loom

GFB G-Force Solenoid Includes 2 Hosetails

GFB 52mm Boost Gauge 30psi

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

GFB G-FORCE III Electronic Boost Controller

GFB ATOMIC Manual Boost Controller

GFB 13+ Subaru BRZ / 13+ Scion FR-S Lightweight Aluminum Water Pump Pulley

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

GFB 13 Subaru BRZ / 13 Scion FR-S 3 Pc L/W Pulley Kit (Inc Crank/Alternator/Water Pump Pulleys)

GFB 08+ WRX/STi / 09+ Forester / 03-09 LGT 3 pc Underdrive/Non-Underdrive Pulley Kit

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

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

Energy Suspension Fd Strut Arm Bush Set - Black

EBC 99-03 Mitsubishi Lancer Evolution 2.0 Turbo USR Slotted Front Rotors

EBC 04-06 Saab 9-2X 2.0 Turbo USR Slotted Front Rotors

EBC 97-01 Acura Integra 1.8 Type-R USR Slotted Front Rotors

EBC 01-02 BMW Z3 3.0 USR Slotted Front Rotors

EBC 00-06 Audi TT Quattro 1.8 Turbo (225bhp) USR Slotted Rear Rotors