The Genuine BMW Engine Auxiliary Water Pump - 11518623759 is a high-quality replacement part for BMW vehicles. It is designed to circulate coolant through the engine to help regulate the temperature and prevent overheating. This pump is specifically designed for BMW engines and is made from durable materials to ensure long-lasting performance. It is an essential component for maintaining the proper functioning of the engine and ensuring optimal performance. This product is an authentic BMW part and is compatible with various BMW models.