Genuine OEM Volkswagen Coolant Hose, part number 5WA121053. This hose is a critical component of the engine's cooling system, responsible for transporting coolant fluid between various engine parts and the radiator. It is located in the engine bay, connected to the coolant system. Made from durable rubber and plastic materials designed to withstand high temperatures and pressures. Genuine OEM parts are manufactured to precise specifications, ensuring optimal performance and longevity of the cooling system.