Our harnesses are priced the lowest on the web or anywhere else for that matter. Our goal is to provide the best product at the best price. It is our determination to dominate the after market engine management harness market. Our harnesses are custom built to order so each harness can be unique to your needs.

Standard features include:
All terminal ends are soldered to provide improved quality and harness longevity.
Engine management harnesses are tailored to fit nicely on the engine for a show quality look.
Harness wiring is colored the same as the factory for ease of diagnostics.

1986-92 Tuned Port Injection (TPI) 5.0L & 5.7L Engines
1992-97 LT1 5.7L Engines
1997-04 LS1 5.7L Engines
1999-06 Vortec 4.8L, 5.3L & 6.0L Engines
1996-00 Vortec 7.4L Engines
2001-06 Vortec 8.1L Engines

Please check the individual harness pages for available options