Genuine OEM Volkswagen Valve Stem Seal, part number 0XW109675C. This seal is designed to prevent engine oil from entering the combustion chamber through the valve stem. It is located on the valve stem within the cylinder head assembly. Made from durable rubber material to withstand engine temperatures and provide a long service life. Genuine OEM valve stem seals offer precise fitment and material composition crucial for maintaining engine integrity and preventing oil consumption.