WARNING: This page is about a different car, the 2016 BMW Z4, 2015 BMW Z4, and 2014 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Liquidation of existing inventory and then available only as a complete tool set 11 4 220 (83 30 0 491 025) - as of 30.01.12