Genuine OEM Audi Engine Coolant Hose, part number 5N0122101BG. This hose is responsible for carrying coolant between various engine components, ensuring efficient heat transfer and maintaining optimal operating temperatures. It measures 0.58m in length, 0.22m in width, and 0.1m in height, weighing 0.4394 kg. A genuine OEM coolant hose guarantees the correct material composition, flexibility, and resistance to high temperatures and pressures, preventing leaks and ensuring the long-term reliability of the cooling system.