Genuine OEM Audi Coolant Water Pipe, part number 03L121071C. This rigid pipe is a critical component in the engine cooling system, responsible for precisely routing coolant between various engine components. It ensures efficient heat dissipation and maintains stable engine operating temperatures. Made from durable plastic, it weighs 0.531 kg and measures 0.55m in length. Using genuine OEM water pipes guarantees exact fitment, correct material resistance to coolant and heat, and reliable, leak-free performance throughout its service life.