Genuine OEM Audi Auxiliary Engine Coolant Water Pump, part number 4F0261807. This pump is responsible for circulating coolant within the engine cooling system, helping to regulate engine temperature and prevent overheating. It is positioned as an auxiliary component within the overall cooling circuit, often supporting specific cooling needs. Weighing approximately 0.366 kg, this compact pump is designed for efficient operation. Choosing a genuine OEM water pump ensures factory-specified flow rates, durable construction, and seamless integration with the vehicle's cooling system for long-term reliability.