12-1060 Tool
WARNING: This page is about a different car, the 2014 BMW X6 M, 2013 BMW X6 M, 2012 BMW X6 M, 2011 BMW X6 M, and 2010 BMW X6 M. However, it is still accessible from the selected car via links, so may be relevant.
0491113 121060 Tool MW
NOTE:
(Tool) For adjusting the dynamic ignition timing adjustment - Discontinuation from July 92 [Discontinued]