Genuine OEM Volkswagen Coolant Hose, part number 7E0121086AF. This hose is responsible for transporting coolant between various engine components, playing a vital role in regulating engine temperature. Its Y-shaped design facilitates specific routing within the cooling system. Made from durable rubber, it weighs 0.035 kg. Choosing a genuine OEM coolant hose ensures the correct material composition for heat and pressure resistance, precise routing geometry, and proper sealing, preventing leaks and ensuring the longevity of your engine's cooling system.