The Genuine Audi Radiator Coolant Hose - 7L8121070AG is a high-quality replacement part designed specifically for Audi vehicles. This hose is responsible for transporting coolant from the radiator to the engine, ensuring that the engine stays at a safe operating temperature. It is made from durable materials and is designed to fit perfectly in your Audi's cooling system. This Genuine Audi hose is an essential component for maintaining the performance and longevity of your vehicle's engine.