Genuine OEM Audi Rear Lambda Sensor, part number 8W0906265AK. This sensor plays a critical role in engine management by accurately measuring oxygen levels in the exhaust gases. It is positioned on the left side of the rear exhaust system, providing essential data to the engine control unit for optimizing the air-fuel mixture and ensuring efficient combustion. Weighing 0.143 kg, this sensor is designed for precise fitment and reliable operation. Choosing a genuine OEM lambda probe ensures factory calibration and signal accuracy, which is vital for maintaining engine performance and meeting emissions standards.

Catalogue entry: LAMBDA PR left; (behind catalyst).