Genuine OEM Audi Coolant Pipe, part number 059121398B. This pipe is a vital component of the engine cooling system, responsible for circulating coolant to regulate engine temperature and prevent overheating. It is positioned on the right side of the engine assembly. Weighing 0.043 kg, this pipe is constructed from durable materials to withstand engine heat and pressure. Choosing a genuine OEM coolant pipe ensures the correct routing geometry, material integrity, and leak-free connections for reliable engine cooling.