Genuine OEM Audi Engine Coolant Supply Hose, part number 7L0815982. This hose is a critical component of the engine cooling system, responsible for supplying coolant to maintain optimal engine operating temperatures. Made from durable, heat-resistant materials, it weighs approximately 0.029 kg. Using a genuine OEM coolant hose guarantees correct routing geometry and resistance to temperature and pressure fluctuations, preventing leaks and ensuring efficient cooling.