WARNING: This page is about a different car, the 2009 Audi S8, 2008 Audi S8, and 2007 Audi S8. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Installed Position Of Front Double Clamps
Courtesy of VOLKSWAGEN UNITED STATES, INC.
When installing the double clamps, ensure that the bolt ends do not project beyond the lower edge of the double clamp.