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Up to 10% offVendor:XCLUTCHXClutch 15-21 Subaru WRX STi Base 2.5L 7.25in Triple Solid Ceramic Clutch Kit
Only 8 leftRegular price $2,295.82Sale price $2,295.82 Regular priceUnit price per$2,550.91You Save $255.09! -
Up to 10% offVendor:XCLUTCHXClutch 15-21 Subaru WRX STi Base 2.5L 7.25in Twin Solid Ceramic Clutch Kit
Only 2 leftRegular price $2,329.46Sale price $2,329.46 Regular priceUnit price per$2,588.29You Save $258.83! -
Up to 10% offVendor:XCLUTCHXClutch 15-21 Subaru WRX STi Base 2.5L 7.25in Twin Sprung Ceramic Clutch Kit
Only 3 leftRegular price $2,349.80Sale price $2,349.80 Regular priceUnit price per$2,610.89You Save $261.09! -
Vendor:WhitelineWhiteline 12-16 Subaru WRX STI Adjustable Sway Bar Vehicle Link Kit
Regular price $272.82Sale price $272.82 Regular priceUnit price per -
Vendor:WhitelineWhiteline 13-15 Subaru XV Crosstrek Adjustable Sway Bar Vehicle Link Kit
Only 12 leftRegular price $272.82Sale price $272.82 Regular priceUnit price per -
Vendor:Extreme Turbo SystemsETS 15-21 Subaru WRX Front Mount Intercooler
Regular price From $759.00Sale price From $759.00 Regular priceUnit price per -
Vendor:WeatherTechWeatherTech Universal Single Bucket Seat Protector - Medium - Charcoal
Regular price $136.95Sale price $136.95 Regular priceUnit price per -
Up to 4% offVendor:DENSTOJDenstoj Rocker Retainers for FA/FB Subaru Engine
Only 1 leftRegular price $695.00Sale price $695.00 Regular priceUnit price per$725.00You Save $30.00! -
Up to 10% offVendor:EibachEibach Anti-Roll Bar Kit (Front & Rear) for 2015 Subaru WRX STI 2.5L Turbo
Regular price $568.00Sale price $568.00 Regular priceUnit price per$631.11You Save $63.11! -
Up to 10% offVendor:EibachEibach Pro-Kit for 2015 Subaru WRX STI 2.5L Turbo
Regular price $395.00Sale price $395.00 Regular priceUnit price per$438.89You Save $43.89! -
Up to 10% offVendor:EibachEibach 22mm Rear Anti-Roll-Kit for 08-09 Subaru WRX (4&5 dr) & STi
Only 20 leftRegular price $269.00Sale price $269.00 Regular priceUnit price per$298.89You Save $29.89! -
Up to 11% offVendor:BorlaBorla 15-19 Subaru WRX/STI 2.5L Turbo 3in S-Type Catback Exhaust - 2.5in Black Chrome Tips
Only 15 leftRegular price $1,949.99Sale price $1,949.99 Regular priceUnit price per$2,183.99You Save $234.00! -
Up to 11% offVendor:BorlaBorla 15-16 Subaru WRX / STI 2.5L S-Type Cat-Back Exhaust Quad Rd RL Tips
Only 18 leftRegular price $1,799.99Sale price $1,799.99 Regular priceUnit price per$2,015.99You Save $216.00! -
Up to 20% offVendor:BLOX RacingBLOX Racing Rear Lower Control Arms - Red (2013+ Subaru BRZ/Toyota 86 / 2008-2023 Subaru WRX/STI)
Regular price $332.00Sale price $332.00 Regular priceUnit price per$415.00You Save $83.00! -
Up to 20% offVendor:BLOX RacingBLOX Racing Rear Lower Control Arms - Blue (2013+ Subaru BRZ/Toyota 86 / 2008-2023 Subaru WRX/STI)
Regular price $332.00Sale price $332.00 Regular priceUnit price per$415.00You Save $83.00!
Why Buy from FAST of West Chester?
This isn’t a warehouse — it’s a performance shop. At FAST of West Chester, every part we sell has been installed, tested, and pushed on real builds.
Led by Dave Brown, our team knows what works, what doesn’t, and what actually delivers results. No guesswork. No wasted money. Just proven performance.
Unlike large online retailers, our recommendations are based on hands-on experience with Subaru, JDM, and performance platforms — ensuring every part we offer delivers reliable performance, fitment, and results.