Mercedes-Benz NOx Sensor 5WK97319 A2C95362100 Replaces A0101539328

KLP-produced NOx sensor for Mercedes-Benz; OEM number 5WK97319_; replacement parts match OEM materials and workmanship, housing made of high-temperature stainless steel, internal ceramic chip carefully selected; rack testing shows stable durability. Compatible with A2C95362100-01 and A0101539328; fits Mercedes GLK, E-Class, ML-Series with OM642, OM651 diesel engines. Core function is real-time NOx monitoring and feeding the ECU to optimize SCR system operation; installation restores emissions compliance and engine performance.