Shop 1988 BMW M6 Engine Coolant Reservoir Cap. 2.8 & 3.0 LITER, 1997-98. 525I, 528I, 530I & 540I, 525i - OEM BMW Part # 17111723580 (17-11-1-723-580)

Engine Coolant Reservoir Cap. Reservoir tank Cap.
A cover that prevents foreign debris from entering the container.

Engine Coolant Reservoir Cap

Fits 528i, Z3

2.8 & 3.0 LITER, 1997-98. 525I, 528I, 530I & 540I, 525i,528i & 530i.
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.