Genuine OEM Audi Cooling Pipe Hose, part number 7L0121156E. This branched hose is an integral component of the engine cooling system, responsible for carrying coolant to various parts of the engine and auxiliary systems. It connects to valves and other hoses, ensuring precise fluid routing and heat transfer. Weighing 0.833 kg and measuring 0.895 m in length, this hose is constructed from durable, high-quality rubber. Using a genuine OEM cooling pipe hose guarantees the exact fit, material integrity, and resistance to thermal stress required for reliable and leak-free operation of the cooling system.