Genuine OEM Audi Engine Additional Water Pump, part number 4N0121601C. This auxiliary pump is an integral part of the engine cooling system, responsible for circulating coolant to maintain optimal engine operating temperatures. It supports the primary cooling system, especially under specific operating conditions or for auxiliary functions. Weighing 0.246 kg, its reliable operation is vital. Choosing a genuine OEM water pump ensures correct flow rates, electrical compatibility, and long-term durability, preventing engine overheating and potential damage.

Catalogue entry: PUMP.