Genuine OEM Audi Coolant Hose, part number 4H1819672S. This precisely molded hose is designed to transport coolant within the engine cooling system, facilitating efficient heat transfer and maintaining stable engine operating temperatures. Its specific contours and connection points are depicted in the assembly diagram. Weighing approximately 0.35 kg, it is a durable component. Opting for a genuine OEM coolant hose guarantees the correct material specifications and precise fitment, essential for preventing coolant leaks and ensuring the long-term reliability of the cooling system.