Genuine OEM Volkswagen Engine Throttle Seal, part number 04C133073E. This circular seal is specifically designed to provide an airtight connection for the engine throttle body, preventing vacuum leaks and ensuring precise air intake control. Its distinctive blue color indicates its specific material composition. Weighing just 0.002 kg and measuring 0.058 meters in diameter, this seal is made from a durable, flexible material. Using a genuine OEM seal guarantees the correct dimensions, material properties, and resistance to engine fluids and temperatures, which is vital for optimal engine performance and fuel efficiency.