Genuine OEM Volkswagen Lambda Oxygen Sensor, part number 04E906262FN. This sensor is vital for monitoring the oxygen content in the exhaust gases, providing data to the engine control unit for fuel mixture adjustments. It is typically located in the exhaust system. Weighing 0.171 kg and measuring 0.42 m in length, this genuine OEM sensor ensures precise calibration and signal characteristics for reliable engine management and emission compliance.