WARNING: This page is about a different car, the 2015 Audi RS 5, 2014 Audi RS 5, and 2013 Audi RS 5. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Installed Position Of Rear Double Clamps
Courtesy of AUDI OF AMERICA, LLC
-- Install double clamps so that the bolt ends do not project over lower edge of double clamp.
Installed position: Threaded connections point forward.