The factory wiring harness puts the harness plug right in ... the new wire covers blend in perfectly with the LS3 engine and the FAST fuel injection. The end result is a neat engine that still ...

The computer for the fuel injection as well as relays for the fuel pump, wiring harness, fuel injection, and so on. We also added a simple yet effective and inexpensive battery box from Summit Racing.

Plus they have some helpful hints listed. If you are wiring a car that includes a fuel-injected engine and you are using a harness from the injection manufacturer or a kit from suppliers like ...

The EZ-EFI system is a self-tuning injection system that can support up to 550hp and is supplied complete with the ECU, oxygen sensor, wiring harness, and optional fuel pump. The business end of ...