WARNING: This page is about a different car, the 2014 Porsche Cayenne, 2013 Porsche Cayenne, 2012 Porsche Cayenne, and 2011 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Front Anti-Roll Bar Components Location (PDCC)
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Installation position of front anti-roll bar (PDCC)