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Vendor:COBBCobb 15-18 Subaru WRX STI Airbox
Regular price $260.00Sale price $260.00 Regular priceUnit price per -
Vendor:COBBCobb 02-07 Subaru WRX / 04-07 STi / 04-08 FXT SF Airbox Kit
Regular price $205.00Sale price $205.00 Regular priceUnit price per -
Vendor:COBBSubaru Stage 1+ Power Package STI 15 w/V3
Only 14 leftRegular price $1,265.00Sale price $1,265.00 Regular priceUnit price per -
Vendor:COBBSubaru 15-18 Subaru STI Stage 1+ Power Package
Regular price $1,265.00Sale price $1,265.00 Regular priceUnit price per -
Vendor:COBBSubaru WRX / STI / FXT Stage 1+ Power Package w/V3
Only 14 leftRegular price $1,180.00Sale price $1,180.00 Regular priceUnit price per -
Vendor:COBBSubaru WRX / STI / FXT Stage 1+ Power Package w/V3
Regular price $1,180.00Sale price $1,180.00 Regular priceUnit price per
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.