Genuine OEM Audi Engine Coolant Hose, part number 7L8121070AP. This hose is a vital component in the engine's cooling system, responsible for circulating coolant to and from the engine to maintain optimal operating temperatures. It is located in the lower front section of the cooling system. Weighing 0.0692 kg and measuring 0.22 m in length, this hose is manufactured to exact factory specifications. Using a genuine OEM coolant hose ensures precise fitment, proper fluid flow, and long-term durability, preventing leaks and system failures.