Genuine OEM Audi Exhaust Pressure Sensor, part number 03L906051D. This sensor is a vital component of the engine management system, responsible for accurately measuring pressure within the exhaust system. The data it provides is used by the engine control unit to optimize engine performance, fuel efficiency, and emissions control. Weighing 0.041 kg, this genuine OEM sensor ensures precise readings and reliable operation, which is essential for maintaining optimal engine function and compliance with environmental standards.