Weichai Yuchai Cummins NOx Sensor 5WK97103A/5WK97105A Applicable to China IV and China V

Weichai, Yuchai, Cummins common Euro IV/V diesel engines NOx sensor 5WK97103A (compatible 5WK97105A); industrial ceramic sensing element with high-temperature alloy housing; signal response matches factory; monitors NOx in exhaust and reports to ECU to optimize combustion and SCR efficiency; suitable for heavy trucks and construction machinery. Installation difficulty moderate; clean mounting threads; torque to specification.