Genuine OEM Audi Coolant Hose, part number 7L8121073A. This hose is an integral part of the engine cooling system, responsible for circulating coolant to maintain optimal engine operating temperatures. It is positioned as part of the complex network of hoses and pipes. Weighing 0.404 kg and measuring 0.54 meters in length, this hose is constructed from high-quality, heat-resistant rubber materials. Choosing a genuine OEM coolant hose guarantees the correct internal diameter, precise bends, and robust connections, which are vital for preventing coolant leaks and ensuring the long-term efficiency and reliability of the cooling system.