Genuine OEM Audi Engine Coolant Pipe, part number 057121036G. This rigid pipe is an integral part of the engine cooling system, designed to channel coolant efficiently between various components. It measures approximately 365mm long, 50mm wide, and 55mm high, weighing 0.102 kg. Using a genuine OEM coolant pipe ensures precise fitment, correct material integrity, and resistance to corrosion and pressure, vital for preventing leaks and maintaining engine health.