The Dorman 24.4" Oval Nitrogen Oxide Sensor is the perfect solution for monitoring nitrogen oxide levels to comply with regulations. This sensor is reverse-engineered from the original design on certain vehicles and matches the function and performance of the original sensor on specified vehicles. It features a pin terminal type, 20 AWG wire gauge measurement and a wiring harness length of 620mm. It is designed for Blue Bird, International, Freightliner, Kenworth and Peterbilt vehicles. It is available in black and silver. FleetPride is your First Click in Heavy Duty®.