Gen 4 (58x) 4L80 transmission
This show quality wiring harness is for use with any Gen 4 (58x) LSx engine. This wiring harness may be used with LS2, LS3, or LS7 car style engines, or Vortec (4.8L, 5.3L, 6.0L, 6.2L) truck style engines - mated with a 4L80 transmission.
The depicted engine computer (ECM) and transmission computer (TCM) are NOT included. A reconditioned ECM and TCM (both with project specific programming) may be ADDED to your purchase using the dropdown menu options.
If you select the ECM and TCM option, a matching Accelerator Pedal (APP) is also included. Also, for compatibility reasons a Truck style throttle body may need to be used.
*** A modified engine will likely require additional custom programming (not included) for optimal performance and drivability ***