Genuine OEM Audi Coolant Hose, part number 8K1819376M. This hose is designed to transport engine coolant between various components of the cooling system, facilitating heat exchange and maintaining optimal engine operating temperature. It is positioned within the engine bay, connecting to parts such as the heater core or auxiliary cooling circuits. Weighing 0.097 kg, this hose is engineered for specific routing and pressure resistance. Selecting genuine OEM ensures the correct material composition and precise geometry for leak-free and durable coolant circulation.