Original BMW Lower Coolant Hose Assembly – 3 Series

Correct lower coolant hose assembly fitment on BMW 3 Series from 2006–2013 starts with the vehicle-specific BMW application. This Original BMW component routes coolant through the matched hose connections in the engine cooling circuit. Applications include 325xi, 328i, 328xi, and 330xi. This genuine BMW-branded component carries BMW’s U.S. two-year, unlimited-mileage limited parts warranty.

Technical Details

• Manufacturer part number: 17-12-7-525-870
• Component: Lower Coolant Hose Assembly
• Manufacturer: BMW
• Vehicle applications: BMW 3 Series
• Primary function: routes coolant through the matched hose connections in the engine cooling circuit
• Production range: 2006–2013
• Listed models: 325xi, 328i, 328xi, and 330xi
• Position: Lower

Fitment & Compatibility

Match the vehicle to the fitment table below before installation, paying attention to submodels and notes. Match the engine, hose or connection layout, cooling-system equipment, and production date. Need a second fitment check? Send PMB Performance the VIN. Our team has more than 20 years of experience identifying European vehicle applications.