Holley EFI Dominator EFI Engine Control Module - Wiring Harness - Drive-By-Wire - LS2 - GM LS-Series Fresh Air Systems 1973-1973 Chevrolet Blazer

1973-1973 Chevrolet Blazer

On the fly Power Output selection wire

inductive discharge ignition module

12-3/4 x 11-5/8 in

Holley EFI Dominator EFI Engine Control Module - Wiring Harness - Drive-By-Wire - LS2 - GM LS-Series Fresh Air Systems 1973-1973 Chevrolet BlazerWhen 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,