Collection: Subaru WRX/STI 15-21'
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Torque Solution Shifter Cable Bushings | 2015-2021 Subaru WRX (TS-SU-155)
Regular price $17.77 USDRegular priceUnit price / per$22.21 USDSale price $17.77 USDSale -
Superpro 26mm Heavy Duty 2-Pos Blade Adj F&R Sway Bar | Subaru STI (RC0099FZ-26)
Regular price $263.99 USDRegular priceUnit price / per$329.99 USDSale price $263.99 USDSale -
SuperPro Front Sway Bar Mount Bush Kit | 2015 - 2018 Subaru WRX (SPF4396-27K)
Regular price $24.69 USDRegular priceUnit price / per$34.99 USDSale price $24.69 USDSale -
SuperPro Mount Arm Kit | Subaru Impreza WRX/STi, Legacy, Forester (TRC3205)
Regular price $123.52 USDRegular priceUnit price / per$149.99 USDSale price $123.52 USDSale -
SuperPro Rear 22mm Sway Bar | 2008-2021 Subaru WRX/STi (RC0013RZ-22)
Regular price $279.99 USDRegular priceUnit price / per$349.99 USDSale price $279.99 USDSale -
SuperPro Rear Differential Pinion Bracket Mount Bushings | Multiple Subaru Fitments (SPF3200K)
Regular price $51.52 USDRegular priceUnit price / per$72.99 USDSale price $51.52 USDSale -
SuperPro Rear Sway Bar Mount Bushing - 20mm | Multiple Fitments (SPF3108-20K)
Regular price $26.81 USDRegular priceUnit price / per$37.99 USDSale price $26.81 USDSale -
Torque Solution -12AN Breather Oil Cap | Multiple Subaru Fitments (TS-SU-313-12)
Regular price $57.77 USDRegular priceUnit price / per$72.21 USDSale price $57.77 USDSale -
Whiteline Rear Toe Arm Inner Bushing | 2013-2020 Subaru BRZ/Scion FRS/Toyota GT86 (W63583)
Regular price $26.40 USDRegular priceUnit price / per$37.88 USDSale price $26.40 USDSale -

XClutch Chromoly Flywheel | 2013-2021 Subaru WRX STI and 2006-2014 Subaru Impreza (XFSU003C)
Regular price $383.27 USDRegular priceUnit price / per$479.08 USDSale price $383.27 USDSale -
XClutch Lightweight Chromoly Flywheel | Subaru WRX STI/Impreza (06-21) (XFSU003CL)
Regular price $403.86 USDRegular priceUnit price / per$519.24 USDSale price $403.86 USDSale -
XClutch Stage 1 Organic Clutch Kit w/ Steel Backed Facing | Subaru WRX STI (XKSU24001-1T)
Regular price $694.64 USDRegular priceUnit price / per$893.12 USDSale price $694.64 USDSale -
XClutch Stage 2 Single Cushioned Ceramic Clutch Kit | Subaru WRX/Legacy/SAAB 9-2X (XKSU23015-1C)
Regular price $812.12 USDRegular priceUnit price / per$1,044.15 USDSale price $812.12 USDSale -
XClutch Stage 2 Ceramic Clutch Kit | Subaru WRX STI (02-21) (XKSU24001-1B)
Regular price $610.60 USDRegular priceUnit price / per$785.05 USDSale price $610.60 USDSale -
XClutch Triple Solid Ceramic Clutch Kit | Subaru STI/WRX/Legacy GT (04-21) (XKSU18521-3E)
Regular price $1,984.04 USDRegular priceUnit price / per$2,550.91 USDSale price $1,984.04 USDSale -
XClutch Twin Solid Organic Clutch Kit | Subaru WRX STI (02-21) & Legacy GT (07-09) (XKSU23531-2G)
Regular price $1,322.31 USDRegular priceUnit price / per$1,700.12 USDSale price $1,322.31 USDSale -
StopTech Power Slot Slotted Rear Left Brake Rotor | 2008-2017 Subaru WRX STI (126.47030SL)
Regular price $168.53 USDRegular priceUnit price / per$207.95 USDSale price $168.53 USDSale -
Stoptech High Carbon Cryo Brake Rotor | 2005-2007 Subaru WRX STI (125.47022CRY)
Regular price $146.41 USDRegular priceUnit price / per$170.62 USDSale price $146.41 USDSale -
Stoptech Sport Slotted And Drilled Rear Brake Rotor | 2016-2017 Subaru WRX (127.47037L)
Regular price $129.60 USDRegular priceUnit price / per$159.90 USDSale price $129.60 USDSale -
Stoptech Slotted And Drilled Sport Brake Rotor | 2008+ Subaru WRX STI (127.47030L)
Regular price $191.88 USDRegular priceUnit price / per$236.75 USDSale price $191.88 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.




