Cap. Engine Coolant Reservoir Nut. Level sensor. Screw. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the Engine Coolant Expansion Tank. Engine Coolant Reservoir Nut
Fits 528i, 540i, Z32.8 & 3.0 LITER, 1997-98. 3.2 LITER. 525I, 528I, 530I & 540I.
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Installed price includes part and dealer installation cost, local taxes not included.