Holley EFI Dominator EFI Engine Control Module - Wiring Harness - Drive-By-Wire - LS2 - GM LS-Series Fresh Air Systems On the fly Power Output

On the fly Power Output selection wire

Aramid outer liner construction

1973-1973 Chevrolet Blazer

The Track 1 is available in standard exhaust ports only

Holley EFI Dominator EFI Engine Control Module - Wiring Harness - Drive-By-Wire - LS2 - GM LS-Series Fresh Air Systems On the fly Power OutputWhen 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,