Genuine OEM Volkswagen Exhaust Gas Temperature Sensor, part number 04L906088DC. This critical sensor is responsible for monitoring the temperature of the exhaust gases, providing essential data to the engine control unit for optimal fuel mixture, emissions reduction, and protection of exhaust system components. Weighing approximately 0.08 kg, it features a robust design for high-temperature environments. Using a genuine OEM sensor ensures precise temperature readings and correct signal characteristics, which are vital for maintaining engine efficiency and compliance with emissions standards.