There is a drilling in the side of the plug in which you can put a size 3 Allen key or a Torx key T10 (usually found in the your BMW toolkit) in order to fit and remove it.
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Also referred to as oil filler cap.
It is nicely machined of aluminum and natural anodized. The...
Cover for the brake fluid reservoir. Honed from top grade...
These end weights are made of stainless steel and create a...