Car Water Pump Auxiliary Compatible With BMW 1 3 5 6 7 Series For E61 E81 E82 E87 E88 E90 E91 E92 Engine 11517586925

Manufacturer Part Number:11517586925 11517546994 11517545201 11517521584 11517563183 11517586924 Function: Maintains a low-speed coolant circulation in the auxiliary cooling pipes, preventing coolant from deteriorating due to prolonged stagnation and high temperatures, thus extending the antifreeze replacement interval. Installation: The anti-slip textured design on the outer for wall of the pipe connection port provides sufficient friction for manual insertion, preventing slippage during assembly. Function: Optimizes cabin temperature control output during cold starts, accelerates hot water flow to heat exchange components, and significantly reduces the waiting time for stable heating inside the vehicle. please note: Ensure you verify the vehicle model, year of manufacture, and part number to make sure vehicle compatibility and functionality.