The Genuine Audi Radiator Coolant Hose - 7L8122101D is a high-quality replacement part for the cooling system of Audi vehicles. This hose is designed to transport coolant from the radiator to the engine, ensuring proper engine temperature and preventing overheating. It is made from durable materials and is an exact fit for specific Audi models. This hose is an essential component for maintaining the optimal performance and longevity of your Audi's engine.