Our proprietary 996/997->GM E38 Plug N' Play Engine Harness allows you to run ANY 58x Chevrolet LS based engine installed in a Porsche 996/997. 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 header harness and CAN or A/C modulation box (dependent on application) will replace and accept the factory Porsche DME connections to provide an 100% plug n' play application w/ FULL gauge support (i.e. - oil temp, speedometer, tachometer, coolant temp, oil PSI, and CEL) and factory functionality including ABS, PSM, PASM (if equipped), and A/C.
This harness has been designed around a stock LS3 engine (‘10-‘15 Camaro SS application) so dependent on which 58x engine you run LS3 sensors/accessories may be needed. With this product you'll recieve the following ...
- (1) 996/997->GM E38 Engine Harness
- (1) 996/997->GM E38 DME Header Harness
- (1) 996/997->GM E38 CAN (996.2/997.1)/A/C (996.1) Modulation Box
The '996.1 DBC (1999 ONLY)’ variant is made to order w/ a lead time of EIGHT weeks and is non-refundable/non-returnable being it’s considered a custom item. Your Porsche DME will need to be mailed in/re-purposed for this product.
Our 996.2/997.1 harnesses are currently SOLD OUT however have initiated a second production run; by ordering you acknowledge these will not ship until production is complete w/ a current ETA of late Q1 ‘23.
996.1/996.2 (‘98-‘04) cars …
Oil Pressure - Your Porsche oil PSI sending unit will need to be retained for 996.1/996.2 cars (the required adapter fitting can be found here - click here).
Coolant Temp - Your Porsche ECT sensor will need to be retained for 996.1 cars (the required adapter fitting can be found here - click here).
GM E38 PCM NOT INCLUDED. GM E38 PCM w/ OS 12633238 (‘10-‘15 Camaro SS) required for 100% comparability.