12-1060 Tool
WARNING: This page is about a different car, the 2013 BMW X5 M, 2012 BMW X5 M, 2011 BMW X5 M, and 2010 BMW X5 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]