Quick view HKS HKS F-CON Harness NP5-18 - 42002-AN006 Compare $640.99 HKS F-CON Harness NP5-18 Add to Cart Add to Cart
Quick view HKS HKS F-CON Harness NP5-16 - 42002-AN005 Compare $610.99 HKS F-CON Harness NP5-16 Add to Cart Add to Cart
Quick view HKS HKS F-CON Harness MP5-5 - 42002-AM001 Compare $500.99 HKS F-CON Harness MP5-5 Add to Cart Add to Cart
Quick view HKS HKS F-CON Harness FP5-9 - 42002-AF002 Compare $600.99 HKS F-CON Harness FP5-9 Add to Cart Add to Cart
Quick view FAST FAST Wiring Harness W/Relay FAST - 307041 Compare $553.99 This main harness is used with Classic Systems on 4 cylinder applicationsCatalogUser 1 Add to Cart Add to Cart
Quick view FAST FAST Wiring Harness FAST Universal - 307040 Compare $436.99 This harness provides a universal connection to sensors etc for our Classic SystemCatalogUser 1 Add to Cart Add to Cart
Quick view FAST FAST Wiring Harness W/Relay FAST - 307012 Compare $378.99 FAST part number 307012, Wiring Harness W/Relay, Fast M AinCatalogUser 1 Add to Cart Add to Cart
Quick view FAST FAST Harness EZ-EFI Gen2 Main - 30308 Compare $466.99 The FAST EZ-EFI 2.0 Fuel + Ignition works with either generation of EZ-EFI throttle body, multi-port systems and Inglese throttle bodies and is compatible with multiple fuel pump options including in-tank, inline, high horsepower inline, return style and... Add to Cart Add to Cart
Quick view FAST FAST Harness FAST Fuel And Oil - 301407 Compare $423.99 Use two of our 307602 sensors to monitor fuel and oil pressure and know that your XFI can protect you in case of oil or fuel pressure dips or spikes.CatalogUser 1 Add to Cart Add to Cart
Quick view FAST FAST Wiring Harness Main LS1LS2L - 301108 Compare $453.99 FAST offers several main harness options to aC-Commodate most customers' needs. The XFI Main Harness is responsible for connecting your XFI ECU to sensors as well as digital dashes, EGT modules, and various optional accessories. The Main Harness also... Add to Cart Add to Cart
Quick view FAST FAST Wiring Harness FAST Main Drag - 301106 Compare $453.99 FAST offers several main harness options to aC-Commodate most customers' needs. The XFI Main Harness is responsible for connecting your XFI ECU to sensors as well as digital dashes, EGT modules, and various optional accessories. The Main Harness also... Add to Cart Add to Cart
Quick view FAST FAST Wiring Harness FAST XFI - 301105 Compare $420.99 FAST offers several main harness options to aC-Commodate most customers' needs. The XFI Main Harness is responsible for connecting your XFI ECU to sensors as well as digital dashes, EGT modules, and various optional accessories. The Main Harness also... Add to Cart Add to Cart
