Genuine OEM Volkswagen Oxygen Exhaust Gas Sensor, part number 076906088C. This sensor plays a vital role in engine management by accurately measuring the oxygen content in the exhaust gas. This data is used by the engine control unit to optimize the air-fuel mixture, improving fuel efficiency and reducing emissions. This sensor weighs 0.075 kg and has a length of 0.625 meters. Choosing a genuine OEM sensor ensures precise calibration, accurate readings, and proper integration with the vehicle's emissions control system.