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Up to 11% offVendor:AEMAEM VCU Universal LV Rear Harness
Regular price $649.95Sale price $649.95 Regular priceUnit price per$731.95You Save $82.00! -
Up to 11% offVendor:AEMAEM CD Carbon Dash 2-Button External Button Kit
Only 2 leftRegular price $64.79Sale price $64.79 Regular priceUnit price per$72.95You Save $8.16! -
Up to 11% offVendor:AEMAEM Main Harness for 30-0311 X-Series OBD2 Gauge
Regular price $27.88Sale price $27.88 Regular priceUnit price per$31.37You Save $3.49! -
Up to 11% offVendor:AEMAEM Power Harness for Wideband Gauge (30-4400)
Regular price $14.47Sale price $14.47 Regular priceUnit price per$16.28You Save $1.81! -
Up to 20% offVendor:AEMAEM CD-7/CD-7L Plug and Play Adapter Harness for MSD Grid
Regular price $50.27Sale price $50.27 Regular priceUnit price per$62.95You Save $12.68! -
Vendor:Ford RacingFord Racing 5.0L Coyote Engine Harness for Automatic Transmission
Regular price $285.00Sale price $285.00 Regular priceUnit price per -
Up to 20% offVendor:BLOX RacingBLOX Racing Honda OB2B - OBD1 ECU Jumper Harness
Regular price $100.00Sale price $100.00 Regular priceUnit price per$125.00You Save $25.00! -
Up to 20% offVendor:BLOX RacingBLOX Racing Honda OBD2A - OBD1 ECU Jumper Harness
Regular price $100.00Sale price $100.00 Regular priceUnit price per$125.00You Save $25.00! -
Up to 20% offVendor:BLOX RacingBLOX Racing Honda OBD0 - OBD1 ECU Jumper Harness
Regular price $100.00Sale price $100.00 Regular priceUnit price per$125.00You Save $25.00! -
Up to 13% offVendor:Air LiftAir Lift Performance 3H/3P Compressor Harness
Only 19 leftRegular price $157.99Sale price $157.99 Regular priceUnit price per$181.99You Save $24.00! -
Vendor:Air LiftAir Lift WirelessAIR Harness (2nd Generation)
Only 8 leftRegular price $90.99Sale price $90.99 Regular priceUnit price per -
Vendor:Air LiftAir Lift WirelessOne Harness
Only 7 leftRegular price $57.99Sale price $57.99 Regular priceUnit price per -
Vendor:Air LiftAir Lift Performance Replacement Harn-USB Display Cable
Only 9 leftRegular price $10.99Sale price $10.99 Regular priceUnit price per -
Up to 13% offVendor:Air LiftAir Lift Replacement Main Wire Harness for 3H / 3P
Only 8 leftRegular price $299.99Sale price $299.99 Regular priceUnit price per$345.99You Save $46.00! -
Vendor:AeromotiveAeromotive Wiring Harness Kit - Dual Fuel Pump
Only 6 leftRegular price $260.25Sale price $260.25 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.