Fuel injection Harness, Primary (Engine) for 3.4L V6 SFI

Primary wiring harness for the 3.4L and other SFI systems utilizing the stock computer system. This harness is has been converted and ready to install on MG and other vehicles with no alterations needed. Each GM harness has been test fit and properly rebuilt to our in house motor and all plugs and wires checked for size and function. All GM factory ends have been placed into the system with instructions and includes new weatherpack plugs where needed including locations that GM didn't put them

This harness does not include our "Secondary harness" AKA "The Patch" which would include all the fuses, relays and additional driveline wiring. For the additional wiring with fuses and relays, please look at our complete "primary and secondary" wiring harness set for the 3.4L SFI V6 systems.

- **PLEASE NOTE: a $120 core charge applies on the Primary (Engine) wiring harness if we do not receive a useable core.

Please email us for more information on this harness.