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.
This cover is the perfect replacement for the original...
This crash protector for the cardan is made of cnc lathed...
These end weights are made of stainless steel and create a...