Engine installation harness to install a Caterpillar C7 engine (ADEM4 engine electronics) into a Peterbilt 337 or 348 model truck with NAMUX2 chassis electronics.
NOTE: This harness is only compatible with a Peterbilt NAMUX2 chassis electronics. NAMUX2 electronics are typically found on 2009 and newer Peterbilt 337 and 348 model trucks. If you are uncertain of your exact chassis electronics please call for fitment confirmation.
1 year
