BMW 6 Series E63, E64 2003-2010 Radiator Coolant Expansion Header Tank Mounting Vehicle Model_9000 6Q0615123A) to help ensure you

6Q0615123A) to help ensure you select the correct part for your vehicle

E Number (2T14-2552-AB) to help ensure you select the correct part for your vehicle

51842925) in the product specification to help ensure compatibility before purchase

performance and comfort on your Citroen C6 — whether you’re driving on the road

On a BMW 3 Gran Turismo

BMW 6 Series E63, E64 2003-2010 Radiator Coolant Expansion Header Tank Mounting Vehicle Model_9000 6Q0615123A) to help ensure youOne of the lesser known parts on your BMW 6 Series is the coolant expansion tank. This component is responsible for catching and storing coolant overspill from the vehicle's radiator. The coolant in your vehicle is designed to prevent the engine from overheating. As it reaches its optimal operating temperature, it expands and can overflow. The expansion reservoir collects this excess fluid and stores it safely instead of letting it spill onto the