Proudly made in the USA, our proprietary 986/996/987/997->GM E38 Plug N' Play Engine Harness allows you to run ANY 58x Chevrolet LS based engine installed in a Porsche 986/996/987/997. This harness will install onto the engine and plug into the factory Porsche chassis connectors located on the passenger side of the engine bay along w/ the GM E38 PCM. The included interface box and A/C or CAN module (dependent on application) will replace and accept the factory Porsche DME connection(s) to provide an 100% plug n' play application w/ FULL gauge functionality (i.e. - volt meter (on 996 cars), oil temp (on 997 cars), speedometer, tachometer, coolant temp, oil PSI, and CEL as well as chassis functionality including ABS, PSM, PASM (if equipped), and A/C.
This harness has been designed around a GM LS3 crate engine so dependent on which 58x engine you run LS3 sensors/accessories may be needed. With this product you'll recieve the following ...
- (1) 986/996/987/997->GM E38 Engine Harness
- (1) 986/996/987/997->GM E38 Interface Box
- (1) 986/996/987/997->GM E38 A/C Module (‘99-‘01) or CAN Module (‘02-‘08)
996.1, 996.2 and 997.1 harnesses are SOLD OUT and will be shipping late Q4 ‘24 - early Q1 ‘25!
For ‘99 MY vehicles, PLEASE verify your factory Porsche DME connector(s). ‘99 MY vehicles came with DBC or DBW (if Carrera4/AWD)! If your DME is populated w/ ONE large connector please select ‘996.1 (‘99 ONLY)’ for chassis. If your DME is populated w/ FIVE connectors please select ‘996.1 (‘00-‘01)’ for chassis. If you’re unsure, please send us an e-mail w/ a picture of your DME and its respective connector(s).
NOTE: GM E38 PCM NOT INCLUDED (unless selected). 'Start Up’ tune is for idling purposes ONLY, professional tuning is REQUIRED. CPE is NOT responsible for engine damage due to misuse of such.