Collection: Subaru WRX/STI 15-21'
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ACT 6 Pad Spring-Centered Ceramic Race Disc | Subaru Impreza WRX STI (04-20) (6240618)
Regular price $237.00 USDRegular priceUnit price / per$293.00 USDSale price $237.00 USDSale -
ACT 6-Pad Sprung Race Disc | Multiple Subaru Fitments (6240518)
Regular price $231.00 USDRegular priceUnit price / per$285.00 USDSale price $231.00 USDSale -
ACT Heavy Duty Race Sprung 6 Pad Clutch Kit with Flywheel | Multiple Subaru Fitments (SB11-HDG6)
Regular price $1,254.00 USDRegular priceUnit price / per$1,548.00 USDSale price $1,254.00 USDSale -
ACT Mod-Twin 225 XT Sprung Street Clutch Kit | Subaru WRX (06-24) (T2SS-S01)
Regular price $1,712.00 USDRegular priceUnit price / per$2,114.00 USDSale price $1,712.00 USDSale -
ACT Mod Twin XT Sprung Hub Race Kit w/ 6-Pad Discs | Subaru WRX STI (04-21) (T2R-S05)
Regular price $2,095.00 USDRegular priceUnit price / per$2,586.00 USDSale price $2,095.00 USDSale -
Action Clutch Stage 3 Clutch Kit | Subaru WRX STI 2004-21 2.5L EJ257 (ACR-1804)
Regular price $617.61 USDRegular priceUnit price / per$637.46 USDSale price $617.61 USDSale -
aFe Magnum Flow Pro 5R Air Filter | Subaru WRX/STI (08-14) (30-10161)
Regular price $62.34 USDRegular priceUnit price / per$71.00 USDSale price $62.34 USDSale -
AST Lowering Springs | 2015-2021 Subaru WRX (ASTLS-18-027)
Regular price $260.79 USDRegular priceUnit price / per$304.25 USDSale price $260.79 USDSale -
AST Lowering Springs | 2015-2021 Subaru WRX STI (ASTLS-18-026)
Regular price $262.16 USDRegular priceUnit price / per$305.85 USDSale price $262.16 USDSale -
AWE Tuning Track-to-Touring Conversion for VA WRX (3815-41004)
Regular price $641.21 USDRegular priceUnit price / per$731.58 USDSale price $641.21 USDSale -
Braided Stainless Clutch Line by Cusco | Subaru Multiple Fitments (CUS 672 022 CL)
Regular price $100.00 USDRegular priceUnit price / per$125.00 USDSale price $100.00 USDSale -
Clutch Masters FX725 Twin Disc Clutch Kit w/ Aluminum Flywheel | 2018-2022 Subaru WRX (15020-TD7S-A)
Regular price $1,475.29 USDRegular priceUnit price / per$1,760.00 USDSale price $1,475.29 USDSale -
Clutch Masters FX725 Twin Disc Clutch Kit w/ Aluminum Flywheel | 2018-2022 Subaru WRX (15020-TD7R-A)
Regular price $1,552.94 USDRegular priceUnit price / per$1,760.00 USDSale price $1,552.94 USDSale -
Clutch Masters Aluminum Flywheel | 2006-2018 Subaru WRX (FW-021-AL)
Regular price $410.74 USDRegular priceUnit price / per$525.00 USDSale price $410.74 USDSale -
Clutch Masters FX200 Clutch Kit | 2018-2022 Subaru WRX (15915-HDKV)
Regular price $880.00 USDRegular priceUnit price / per$1,100.00 USDSale price $880.00 USDSale -
Clutch Masters FX200 Clutch Kit | 2015-2017 Subaru WRX (15020-HDKV)
Regular price $660.00 USDRegular priceUnit price / per$825.00 USDSale price $660.00 USDSale -
Clutch Masters FX250 Clutch Kit | 2018-2021 Subaru WRX (15915-HD0F)
Regular price $703.00 USDRegular priceUnit price / per$925.00 USDSale price $703.00 USDSale -
Clutch Masters FX250 HD Street Clutch Kit | 2004-2019 Subaru STI (15017-HD0F)
Regular price $680.00 USDRegular priceUnit price / per$850.00 USDSale price $680.00 USDSale -
GrimmSpeed Front License Plate Relocation Kit | Multiple Subaru Fitments (094063)
Regular price $78.12 USDRegular priceUnit price / per$83.00 USDSale price $78.12 USDSale -
Revel GT Dry Carbon Front Emblem Cover | 2015-2021 Subaru WRX/STI (1TR4GT0AS15)
Regular price $103.53 USDRegular priceUnit price / per$110.00 USDSale price $103.53 USDSale
Upgrade Your Subaru WRX/STI 2015-2021 with Performance Parts & Accessories
This collection is tailored specifically for Subaru WRX and STI models from 2015 to 2021, offering a range of aftermarket parts designed to enhance your car’s performance, handling, and style. Whether you want to sharpen your driving experience or customize your vehicle’s look, these components fit your WRX/STI with confidence.
Which performance upgrades make the biggest difference for WRX/STI handling?
Improving handling on your WRX/STI starts with suspension and brake upgrades that enhance control and responsiveness. Upgrading coilovers or sway bars can reduce body roll and improve cornering precision, while performance brake kits provide stronger, more consistent stopping power under aggressive driving conditions.
- Adjustable coilovers for customizable ride height and damping
- Upgraded sway bars to reduce chassis flex
- Big brake kits with larger rotors and multi-piston calipers
- High-performance brake pads for improved bite and fade resistance
How do engine and drivetrain parts boost your WRX/STI’s performance?
Aftermarket engine and drivetrain components can improve power delivery, reliability, and throttle response. Popular upgrades include enhanced intake and exhaust systems, upgraded clutches, and stronger mounts that reduce drivetrain movement. These parts work together to optimize your WRX/STI’s performance without compromising daily drivability.
What exterior and interior accessories help customize your WRX/STI?
Personalizing your Subaru WRX/STI goes beyond performance with a variety of styling and comfort upgrades. From aerodynamic aero kits and lighting enhancements to upgraded shift knobs and steering wheels, these accessories let you tailor your vehicle’s appearance and driving feel. Shop the Subaru WRX/STI 15-21 collection at WheelFlip to find parts that fit perfectly and elevate your build.



