Engine installation harness for installing a Cummins ISX engine (CM870 engine electronics) into a Peterbilt 387 or 587 truck with NAMUX2 chassis electronics and Cummins CM2250 engine electronics.
NOTE: This harness is only compatible with Cummins based Peterbilt 387 or 587 NAMUX2 chassis electronics. NAMUX2 electronics are typically found on 2011-2012 Peterbilt 387 or 587 heavy duty class 8 trucks. If you are uncertain of your exact chassis electronics please call for fitment confirmation.
1 year
