Genuine OEM Audi Coolant Hose, part number 4E0265373P. This pre-formed hose is an essential part of the engine's cooling system, designed to transport engine coolant between various components. Its specific molded shape ensures correct routing and fitment in tight engine bay spaces, preventing kinks and abrasion. Made from high-quality, heat-resistant rubber compounds, it withstands the pressures and temperatures of the cooling system. Choosing a genuine OEM coolant hose guarantees precise dimensions, correct material composition, and optimal routing geometry, which are vital for preventing leaks and maintaining the efficiency and reliability of the cooling system.