Genuine OEM Audi Coolant Hose, part number 077121107B. This hose is essential for circulating coolant within the engine cooling system, maintaining optimal engine temperature. It is positioned within the engine bay, connecting components of the cooling circuit. Weighing 0.104 kg and measuring 0.075 m in length, this hose is designed for specific routing. Choosing a genuine OEM coolant hose ensures the correct material composition, pressure resistance, and exact molded shape for leak-free performance and long service life.