Genuine OEM Audi Coolant Hose, part number 5N0122051CF. This vital component is responsible for circulating coolant throughout the engine's cooling system, effectively managing heat and preventing overheating. The hose features a complex, multi-section design with integrated connectors, engineered for precise routing and secure attachment within the engine bay. Weighing approximately 0.573 kg, it is constructed from durable, high-temperature resistant rubber and plastic materials. Choosing a genuine OEM coolant hose ensures the exact dimensions, material quality, and pressure resistance required for reliable, long-term cooling system performance.