Genuine OEM Audi Lambda Probe Sensor, part number 8W0906265D. This sensor plays a critical role in engine management by accurately measuring oxygen levels in the exhaust gases. It provides essential data to the engine control unit for optimizing the air-fuel mixture and ensuring efficient combustion. Weighing 0.147 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.