Holley Universal Ford V8, Bosch Injector Harness Kit p/n 558-506

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  • Regular price $666.95


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 EFI Harness Kit for your GM LS engine comes complete with the main harness, power harness and injector harness to support your primary system!
Features:
Harness Kit Includes; Main Power Harness, LS1 Main Harness & V-8 Injector harness
Simple Installation
Works with HP or Dominator ECU's