Genuine OEM Audi Water Pump, part number 06C121004HX. This critical component is responsible for circulating coolant throughout the engine cooling system, maintaining optimal operating temperatures and preventing overheating. It is typically mounted on the engine block and driven by a belt. Weighing approximately 1.33 kg, this pump is constructed from durable materials for longevity. Choosing a genuine OEM water pump ensures correct flow rates, sealing, and material quality for efficient and reliable engine cooling.