Genuine OEM Audi Coolant Hose, part number 7N0122051R. This component is crucial for directing coolant flow within the engine cooling system, connecting various parts to maintain proper operating temperatures. Made from durable, flexible rubber, it weighs approximately 0.195 kg. Choosing a genuine OEM coolant hose ensures precise fitment, optimal flexibility, and resistance to high temperatures and pressures, preventing leaks and maintaining cooling efficiency.