Holley EFI Dominator EFI Engine Control Module - Wiring Harness - Transmission Harness - Drive-By-Wire - LS2 - GM LS-Series HASZ22SM Looks Great On A Supercharger

Looks Great On A Supercharger

but if you are running a Multi-Step Retard or Timing Controller

Choose from an Inside Cowl Mount Bracket for more centralized coverage

Rugged Ridge Cargo Liners provide complete protection for the cargo area of your vehicle to keep it looking factory fresh

Holley EFI Dominator EFI Engine Control Module - Wiring Harness - Transmission Harness - Drive-By-Wire - LS2 - GM LS-Series HASZ22SM Looks Great On A SuperchargerWhen 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,