Genuine OEM Volkswagen Exhaust Valve, part number 022109611P. This valve is a critical component within the engine's cylinder head, responsible for controlling the expulsion of exhaust gases from the combustion chamber. It is part of the engine's valvetrain assembly. The valve has a length of 0.135m and weighs 0.047 kg. Genuine OEM exhaust valves are manufactured to strict tolerances to ensure proper sealing, optimal gas flow, and durability under extreme engine temperatures and pressures, contributing to efficient engine operation.