Nitrogen Oxygen Sensor 5WK96675A Replaces 2894940 2871979 For Diesel Vehicles

Diesel nitrogen oxide sensor 5WK96675A installed in the exhaust system before/after SCR catalyst; monitors NOx concentration and feeds ECU to adjust urea injection accurately to meet emissions standards. Compatible with OEM numbers 2894940, 2871979, 1705572 and 4954222; fits most Euro IV/V/VI diesel trucks and construction machinery. Replacement difficulty: medium; labor 30-45 minutes; route sensor harness away from high heat.