BMW Genuine Thermostat - Part 11538671515

Thermostat

The thermostat regulates engine temperature by controlling coolant flow between the engine and radiator.

If it sticks open or closed, it can cause slow warm-up, poor fuel economy, overheating, or fault codes.

• Genuine BMW part for correct operating temperature and reliability.

Note: Replacing the thermostat is often recommended when addressing cooling temperature faults or related warning lights.

Please confirm compatibility using the vehicle filter on our website. If you are unsure, contact Bolands BMW with your registration or VIN.