Genuine OEM Volkswagen Coolant Water Pipe, part number 04L121194A. This rigid pipe is an integral part of the engine cooling system, responsible for transporting engine coolant between various components like the radiator, engine block, and heater core. It ensures efficient heat dissipation and maintains optimal engine operating temperature. Weighing 0.3462 kg, this pipe is precisely formed to factory specifications. Using a genuine OEM coolant pipe guarantees correct routing geometry, material integrity, and resistance to temperature and pressure fluctuations for reliable, leak-free operation.