The cam alignment tool is recommended when replacing the vanos, and a necessity when replacing the cam gear bolts or exhaust hub to ensure the timing is perfect. This is the basic S54 tool kit which includes the cam alignment bridge, 1 locating pin. This tool can be purchased for $185, or return it when you're done for a $150 refund.
These are Genuine BMW tools.
If you would like to purchase a full S54 Master Tool kit see our Master Tool Kit product listing.