Genuine OEM Audi Coolant Pipe, part number 059121399B. This rigid metal pipe is a crucial component of the engine cooling system, responsible for transporting coolant between various engine components or to the radiator. Positioned on the left side, its precise bends and connections ensure proper flow and fitment within the engine bay. Weighing 0.043 kg, this pipe is constructed from durable materials to withstand high temperatures and pressures. Choosing a genuine OEM coolant pipe guarantees correct routing, material integrity, and resistance to corrosion, preventing leaks and ensuring efficient engine cooling and longevity.