Genuine OEM Volkswagen Exhaust Valve, part number 021109611G. This exhaust valve is responsible for regulating the release of burnt gases from the engine's cylinders into the exhaust system. It is designed to withstand high temperatures and pressures within the combustion chamber. Manufactured with precise dimensions and material composition for optimal sealing and durability. Genuine OEM valves ensure correct lift, seating, and thermal expansion characteristics for reliable engine operation.