Genuine OEM Audi MAP Pressure Sensor, part number 03K906051. This sensor is a critical component in the engine management system, responsible for measuring the manifold absolute pressure. This data is used by the engine control unit to calculate air density and determine the correct fuel delivery and ignition timing. It is typically installed in the intake manifold. Weighing only 0.039 kg, this sensor is housed in a durable black plastic casing. Genuine OEM sensors provide exact calibration and signal characteristics, ensuring optimal engine performance, fuel efficiency, and emissions control.