Genuine OEM Audi Engine Coolant Pump, part number 057121011J. This critical component is responsible for circulating coolant throughout the engine's cooling system, maintaining optimal operating temperatures and preventing overheating. Weighing approximately 1.42 kg, this genuine OEM coolant pump is manufactured to precise specifications, ensuring efficient coolant flow and reliable performance. Its factory-grade seals and impeller design prevent leaks and cavitation, crucial for the long-term health of the engine.