Genuine OEM Audi Coolant Pipe with Hose, part number 8W0122058B. This integrated assembly is a vital component of the engine's cooling circuit, designed to efficiently transfer coolant between various engine components. It combines rigid piping for structural integrity with flexible hose sections to accommodate movement and connection points. Choosing a genuine OEM part ensures the correct material composition for both the pipe and hose, precise routing geometry, and factory-grade connections for a leak-proof and durable cooling system.