Genuine OEM Volkswagen Exhaust Gas Temperature Sensor, part number 04L906088BL. This sensor is responsible for accurately monitoring the temperature of exhaust gases, providing vital feedback to the engine control unit for optimal fuel mixture and emissions control. It features a durable probe and an electrical connector, with a total length of approximately 740mm. Using a genuine OEM sensor ensures precise calibration and reliable signal characteristics, essential for maintaining engine performance and compliance with emissions standards.