Collection: Subaru WRX/STI 15-21'
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Perrin Front License Plate Relocate Kit for FMIC | 2015-2018 Subaru WRX/STI (PSP-BDY-202F)
Regular price $54.35 USDRegular priceUnit price / per$105.00 USDSale price $54.35 USDSale -
Perrin License Plate Relocate Kit | 2018-2021 Subaru WRX/STI (PSP-BDY-205F)
Regular price $54.35 USDRegular priceUnit price / per$105.00 USDSale price $54.35 USDSale -
Perrin Lightweight Crank Pulley - Red | 2019-2021 Subaru WRX (PSP-ENG-104RD)
Regular price $93.18 USDRegular priceUnit price / per$225.00 USDSale price $93.18 USDSale -
Perrin 2.4" Turbo Inlet Hose Install Kit | 02-07 WRX / 04-21 STI (S-PSP-INT-401)
Regular price $27.95 USDRegular priceUnit price / per$45.00 USDSale price $27.95 USDSale -
Perrin Lightweight Crank Pulley - Black | 2019-2021 Subaru WRX (PSP-ENG-104BK)
Regular price $93.18 USDRegular priceUnit price / per$225.00 USDSale price $93.18 USDSale -

Perrin Lightweight Crank Pulley Black | 2022+ Subaru BRZ/GR86 & WRX 2.4L Turbo (PSP-ENG-106BK)
Regular price $116.47 USDRegular priceUnit price / per$225.00 USDSale price $116.47 USDSale -
Perrin Lightweight Water Pump Pulley - Black | 2015-2021 Subaru WRX (PSP-ENG-111BK)
Regular price $63.67 USDRegular priceUnit price / per$123.00 USDSale price $63.67 USDSale -
Whiteline Pitch Stop Mount | 2002-2023 Subaru WRX and 2004-2021 Subaru WRX STI (KBR39)
Regular price $101.68 USDRegular priceUnit price / per$145.88 USDSale price $101.68 USDSale -
Whiteline Control Arm - Lower Outer Bearing | Multiple Fitments (W63412)
Regular price $119.81 USDRegular priceUnit price / per$171.88 USDSale price $119.81 USDSale -
Whiteline Front Brace Strut Tower | 2015-2021 Subaru WRX/STI (KSB658)
Regular price $228.88 USDRegular priceUnit price / per$228.88 USDSale price $228.88 USD -
Hawk Performance Blue 9012 Racing Rear Brake Pads | Multiple Fitments (HB180E.560)
Regular price $128.36 USDRegular priceUnit price / per$175.99 USDSale price $128.36 USDSale -

Hawk Performance Talon Drilled & Slotted Front Rotors | 2015-2018 Subaru Legacy 2.5L (HTC5394)
Regular price $227.56 USDRegular priceUnit price / per$415.99 USDSale price $227.56 USDSale -
Mishimoto Baffled Oil Catch Can System | 2015-2016 Subaru WRX (MMBCC-WRX-15SBE)
Regular price $511.95 USDRegular priceUnit price / per$598.00 USDSale price $511.95 USDSale -

Grimmspeed Radiator Hose Kit | 2015-2021 Subaru WRX and 2014-2019 Subaru Forester XT (405324)
Regular price $109.18 USDRegular priceUnit price / per$116.00 USDSale price $109.18 USDSale -
Mishimoto CVT Transmission Cooler | 2015-2018 Subaru WRX (MMTC-WRX-15)
Regular price $398.95 USDRegular priceUnit price / per$439.00 USDSale price $398.95 USDSale -
Torque Solution Short Shifter & Bushings Combo | 2004-2016 Subaru WRX STI (TS-SS-001)
Regular price From $142.22 USDRegular priceUnit price / per$177.77 USDSale price From $142.22 USDSale -
Torque Solution Billet TPMS Valve Stem Kit | 2008+ Subaru Fitments (TS-SU-558S-4)
Regular price $31.11 USDRegular priceUnit price / per$38.88 USDSale price $31.11 USDSale -
Mishimoto Charge-Pipe Kit | 2015+ Subaru WRX (MMICP-WRX-15)
Regular price $319.95 USDRegular priceUnit price / per$352.00 USDSale price $319.95 USDSale -
Torque Solution 3in Turbo Inlet Hose | Subaru WRX/ STI/ Legacy GT (TS-SU-565-NR)
Regular price $239.99 USDRegular priceUnit price / per$299.99 USDSale price $239.99 USDSale -
Competition Clutch Stage 3 2600 Series Clutch Kit | 2004-2021 Subaru STI (15030-2600)
Regular price $592.94 USDRegular priceUnit price / per$720.00 USDSale price $592.94 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.















