Holley EFI 558-501 GM 58X EFI Harness Kit
GM LS2/LS3/LS7, 58X Crank Sensor, USCAR/ EV6 Injector; An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Holley’s Holley EFI Harness Kit comes complete with the main harness, power harness and injector harness to support your primary system! Holley EFI 558-501 GM 58X EFI Harness Kit. Harness Kit Includes; Main Power Harness, LS2 Main Harness & LSX Injector harness. Works with HP or Dominator ECU’s. ATV, UTV, Motorcycle & Marine. Audio & Mobile Electronics. Books, Literature & Videos. Engine & Engine Components. Lifestyle, Clothing & Memorabilia. Oil, Fluids, & Chemicals. Tools & Shop Equipment. Trailer, Towing & Winches.