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    2015 - 2021 STI


    Brakes
    Cooling
    Drivetrain
    Engine
    Engine Management
    Exhaust
    Exhaust
    Exterior
    Forced Induction
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    Fuel
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    Intake
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    Interior
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    Suspension

    726 Items

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    ACT Mod Twin HD Race Kit with Unsprung Hub for 04-20 Subaru WRX/STI
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    ACT Mod Twin HD Race Kit with Unsprung Hub for 04-20 Subaru WRX/STI $1,794.00

    ACT Heavy Duty Mod Twin 225 Sprung Street Clutch Kit for 04-21 Subaru STI
    No Reviews
    ACT Heavy Duty Mod Twin 225 Sprung Street Clutch Kit for 04-21 Subaru STI $1,748.00

    ACT Mod Twin HD Street Kit with Unsprung Mono-Drive Hub for 04-20 Subaru WRX/STI
    No Reviews
    ACT Mod Twin HD Street Kit with Unsprung Mono-Drive Hub for 04-20 Subaru WRX/STI $1,703.00

    ACT Mod Twin 225 Xtreme Race Sprung Clutch Kit for 2004-2021 Subaru STI
    No Reviews
    ACT Mod Twin 225 Xtreme Race Sprung Clutch Kit for 2004-2021 Subaru STI $1,841.00

    ACT Mod Twin XT Race Kit Unsprung for 04-21 Subaru WRX/STI
    No Reviews
    ACT Mod Twin XT Race Kit Unsprung for 04-21 Subaru WRX/STI $1,794.00

    ACT Mod Twin XT Street Kit Sprung for 04-21 Subaru WRX/STI
    No Reviews
    ACT Mod Twin XT Street Kit Sprung for 04-21 Subaru WRX/STI $1,748.00

    ACT Mod Twin XT Street Kit Unsprung for 04-21 Subaru WRX/STI
    No Reviews
    ACT Mod Twin XT Street Kit Unsprung for 04-21 Subaru WRX/STI $1,703.00

    Cobb Reverse Lockout Pull for Subaru STI
    No Reviews
    Cobb Reverse Lockout Pull for Subaru STI $115.00

    Cobb Fuel Pressure Regulator Manifold Reference Relocation Kit for 08-16 STI
    No Reviews
    Cobb Fuel Pressure Regulator Manifold Reference Relocation Kit for 08-16 STI $20.00

    Cobb Fuel Pressure Regulator(for Fuel Rail Kit) for 08-19 STI
    No Reviews
    Cobb Fuel Pressure Regulator(for Fuel Rail Kit) for 08-19 STI $350.00

    Cobb High Flow E85 Capable Fuel Pump for 08-14 WRX, 08-21 STI
    No Reviews
    Cobb High Flow E85 Capable Fuel Pump for 08-14 WRX, 08-21 STI $175.00

    Cobb Fuel Pressure Sensor Kit for 08-21 STI
    No Reviews
    Cobb Fuel Pressure Sensor Kit for 08-21 STI $250.00

    Cobb Fuel Rails for 08-21 STI
    No Reviews
    Cobb Fuel Rails for 08-21 STI $275.00

    Cobb Fuel Rail Line Kit for 08-21 STI
    No Reviews
    Cobb Fuel Rail Line Kit for 08-21 STI $550.00

    Cobb Redline Carbon Fiber Alternator Cover for 08-20 STI, 08-14 WRX - Gloss Finish
    No Reviews
    Cobb Redline Carbon Fiber Alternator Cover for 08-20 STI, 08-14 WRX - Gloss Finish $165.00

    Cobb Subaru 2002-2007 WRX, 2004-2008 FXT, 2004-2019 STI Turbo Heat Shield
    No Reviews
    Cobb Subaru 2002-2007 WRX, 2004-2008 FXT, 2004-2019 STI Turbo Heat Shield $90.00

    Cobb SS 3in Cat-Back Exhaust Hardware Kit for 15-20 STI
    No Reviews
    Cobb SS 3in Cat-Back Exhaust Hardware Kit for 15-20 STI $30.00

    Cobb Titanium 3in Catback Exhaust for 15-19 WRX/STi
    No Reviews
    Cobb Titanium 3in Catback Exhaust for 15-19 WRX/STi $2,225.00

    Cobb Titanium 3in Catback Exhaust Replacement Hardware Kit for 15-19 WRX/STi
    No Reviews
    Cobb Titanium 3in Catback Exhaust Replacement Hardware Kit for 15-19 WRX/STi $45.00

    Cobb Stage 1+ Power Package w/V3 for 2015 STI
    No Reviews
    Cobb Stage 1+ Power Package w/V3 for 2015 STI $1,175.00

    Cobb Black Silicone Turbo Inlet V2 for 08-20 Subaru STI
    No Reviews
    Cobb Black Silicone Turbo Inlet V2 for 08-20 Subaru STI $265.00

    Cobb Bypass Valve for 02-07 WRX, 04-21 STI, 06-08 Forester XT
    No Reviews
    Cobb Bypass Valve for 02-07 WRX, 04-21 STI, 06-08 Forester XT $345.00

    Cobb Airbox Hardware Kit for 15-19 Subaru STI
    No Reviews
    Cobb Airbox Hardware Kit for 15-19 Subaru STI $5.00

    Cobb Airbox for 2019 WRX/STI Type RA
    No Reviews
    Cobb Airbox for 2019 WRX/STI Type RA $265.00