Genuine OEM Audi Exhaust Gas Temperature Sender, part number 04L906088CT. This sensor is designed to measure the temperature of exhaust gases. It is typically installed in the exhaust system to provide critical data for the engine control unit. Accurate temperature readings are vital for optimizing engine performance, fuel efficiency, and emissions control. The part is approximately 0.87 meters long. Genuine OEM sensors offer precise calibration and are built to withstand the harsh conditions of the exhaust system, ensuring long-term reliability and accurate readings.