Genuine OEM Volkswagen Coolant Hose, part number 2HJ122051C. This hose transports coolant between engine components and the radiator to maintain optimal operating temperature. It is located in the engine cooling system, connecting to the fan shroud assembly. The hose is constructed from durable rubber material designed to withstand high temperatures and pressures. Genuine OEM coolant hoses ensure precise fitment and material integrity, preventing leaks and maintaining the cooling system's efficiency for a longer service life.