一汽森雅 S80 M80 R7 R8 后氧传感器 89465-BZ160 专用

This rear oxygen sensor is for FAW Sentaos S80, M80, R7, R8 series, OEM number 89465-BZ160. The KLP product uses zirconia ceramic elements and high-temperature stainless steel housing; welded with salt spray tested and superior vibration resistance and thermal stability compared to many aftermarket parts; lifespan over 60,000 km. It monitors tail gas oxygen content and feeds back to the air-fuel ratio signal to ensure three-way catalytic converter efficiency and emissions compliance. Installation requires lifting the vehicle and using a dedicated socket.