This part is listed by BMW as BMW part number 07119963300 (07 11 9 963 300) and is described as Genuine BMW Aluminum Gasket Ring (A18x22).
This seal ring is used for many BMW applications, including cooling systems, engine oil systems, and transmission/differential plugs. Since it is somewhat universal, we have not assigned specific vehicle applications.
For full BMW fitment information or for assistance from one of our BMW experts, we recommend calling us at 877-639-9648.