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Vendor:HaltechHaltech Wideband Adaptor Harness 400mm
Only 20 leftRegular price $31.00Sale price $31.00 Regular priceUnit price per -
Vendor:HaltechHaltech Wideband Extension Harness for LSU4.9
Only 9 leftRegular price $52.00Sale price $52.00 Regular priceUnit price per -
Vendor:DV8 OffroadDV8 Offroad Wiring Harness w/ Relay & Switch
Regular price $29.99Sale price $29.99 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.