Holley EFI Dominator EFI Engine Control Module - Wiring Harness - LS1 / LS6 - GM LS-Series Water Pumps Ideal for the professional installer

Ideal for the professional installer

1977-1989 Oldsmobile Custom Cruiser

3/8-16 thread size

Aeromotive Phantom Fuel Pump

Vehicle Applications: 11-14 Mustang GT 5

Holley EFI Dominator EFI Engine Control Module - Wiring Harness - LS1 / LS6 - GM LS-Series Water Pumps Ideal for the professional installerWhen utilizing a Transbrake, it is mandatory to install either a relay or, our Transbrake input protection device. P N 554 128. This will protect the ECU from any flyback voltage when the Transbrake is released. Dominator EFI systems are sold "a la carte". The following must be purchased for a complete system: ECU (includes software and programming cable), Main Power Harness, Wideband Oxygen Sensor, Main Engine Wiring Harness, Injector Wiring Harness,