Shop OEM BMW Part # 17107515499 (17-10-7-515-499). Cap. Reservoir. Cover lid. Engine Coolant. Radiator. 2002-06 HATCHBACK, 2002-08 CONVERTIBLE, S MODEL. Cooper S. S MODEL. Engine Coolant

A Cover that prevents foreign debris from entering the container. Location-Reservoir. Radiator Cap. Included with: Reservoir.

Radiator CapEngine Coolant Reservoir Cap

Fits Cooper

2002-06 HATCHBACK, 2002-08 CONVERTIBLE, S MODEL. Cooper S. S MODEL.
Engine Coolant Expansion Tank - Repair or Replace
A failed expansion tank can cause the cooling system in your to leak antifreeze, or it can cause your engine to overheat. If you're losing coolant, contact our service department to avoid engine damage.