A direct fit power adapter harness to connect the main engine power feed coming from the engine harness to the pigtail in the bottom of the chassis load center mounted to the firewall. The power adapter is used on a Peterbilt truck with NAMUX3 chassis electronics.
NOTE: Peterbilt NAMUX3 electronics are typically found on 2011 and newer Peterbilt heavy duty class 8 trucks such as 389, 388, and 367. If you are uncertain of your exact chassis electronics please call for fitment confirmation.
1 year
