The HEL Performance Billet Oil Filter Cap is designed as a direct replacement for the plastic OEM cap. The factory oil cap can crack over time due to heat or when removed. Replacing the OEM plastic item or a must improves billet oil cap resolves this issue.
The Billet Oil Filter Cap is installed in the same way as the OEM cap using a 30mm socket and racket, or oil filter removal tool.
The Billet Oil Filter Cap uses the O-Ring that comes supplied with new oil filters. (New filter is not included)
Not only does this product rectify a weakness from BMW, but it is also a great looking addition to the engine bay.