Genuine OEM Audi Exhaust Gas Temperature Sensor, part number 059906088AC. This sensor plays a critical role in the engine management system by accurately measuring the temperature of the exhaust gases, providing essential data for optimal combustion and emissions control. It is typically installed within the exhaust system. The sensor assembly, including its wiring, has a length of approximately 1.288 meters and weighs 0.108 kg. Choosing a genuine OEM sensor ensures precise calibration, accurate temperature readings, and seamless integration with the vehicle's ECU, which is vital for maintaining engine efficiency and meeting emissions standards.