Genuine OEM Audi Water Coolant Hose, part number 2Q0122101CC. This essential hose is a key component of the engine cooling system, responsible for circulating coolant between various engine components and the radiator. Its specific shape and routing ensure efficient heat transfer and proper engine temperature regulation. Weighing 0.703 kg and measuring 0.52m in length, this hose is constructed from durable materials to withstand high temperatures and pressures. Choosing a genuine OEM coolant hose guarantees the correct material composition, precise fitment, and resistance to degradation, preventing leaks and ensuring the long-term reliability of the cooling system.