Genuine OEM Audi Coolant Hose, part number 2X0122157. This essential hose plays a critical role in the engine cooling system, efficiently transporting coolant between various engine components to regulate operating temperature. It is designed to withstand high temperatures and pressures within the cooling circuit. Weighing approximately 0.15 kg, this hose is constructed from robust, heat-resistant rubber. Choosing a genuine OEM coolant hose ensures the correct material composition, precise routing, and secure connections necessary for preventing leaks and maintaining engine health.