Engine Installation Harness (Engine to Cab) for Cummins ISX engine with CM870 electronics in 2011-2012 Peterbilt 387 or 587 trucks equipped with NAMUX2 Cummins CM2250 chassis electronics.
This direct-fit harness enables seamless integration of a Cummins ISX CM870 engine into a 2011-2012 Peterbilt 387 or 587 with NAMUX2 Cummins CM2250 chassis electronics.
Kit Includes:
- (1) Engine to Cab Harness
Compatibility:
- 2011-2012 Peterbilt 387 and 587 trucks with NAMUX2 chassis electronics
- Cummins CM2250 chassis electronics
- Cummins ISX engines with CM870 electronics
Important Notes:
- This harness is only compatible with Cummins CM2250-based NAMUX2 Peterbilt 387/587 chassis electronics (typically 2011-2012 models).
- If you are not certain of your chassis electronics, contact Kustom Truck for verification.
- Provide the last 6 digits of your chassis VIN and the engine serial number when ordering.
Key Specifications:
- Cummins ISX CM870 to Cummins CM2250 NAMUX2 interface
- Suitable for engine swaps and conversions in class 8 Peterbilt trucks
1 year
