Holley EFI- 558-504 Universal V8 MPFI EFI Harness Kit

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Universal V8 MPFI 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. Our Holley EFI Harness Kit comes complete with the main harness, power harness and injector harness to support your primary system! Features: Harness Kit Includes; Main Power Harness, Universal MPFI Main Harness, v-8 Injector Harness Simple installation Works with HP or Dominator ECU's Brand Holley EFI Emission Code 4 Harness Application Ford GM Universal Ignition Type CD Ignition (No Timing Control) Injector Connector Jetronic / Minitimer (Bosch) Product Type Harness Kit UPC 090127721353 Part Number 558-504 Show more