Genuine OEM Audi Coolant Pipe, part number 059121071BJ. This rigid pipe is an essential component of the engine cooling system, responsible for carrying coolant efficiently between various engine components. Weighing 0.3585 kg and measuring 0.28 meters in length, it is engineered to withstand the demanding conditions of the engine bay. Using a genuine OEM pipe ensures exact routing geometry, material strength, and a leak-free connection, which are crucial for maintaining optimal engine operating temperatures.