Genuine OEM Audi Engine Coolant Hose, part number 7L8121058E. This hose is designed to carry coolant efficiently between various engine components and the radiator, playing a vital role in the vehicle's thermal management system. It ensures the engine operates within its optimal temperature range by facilitating coolant circulation. Weighing approximately 0.143 kg and measuring 0.4 m in length, this hose is constructed for durability and resistance to high temperatures and pressures. Choosing a genuine OEM coolant hose guarantees the correct material specifications and precise fitment, preventing leaks and ensuring reliable performance of the cooling system.