Porsche Cayenne S 4.5L Tuned to GTS Performance VRTuned.com August 25, 2015 Product Info, Tuning Tech The Porsche Cayenne S first generation SUV is actually pretty fun to drive and own. I know, I had 2 of them! The 4.5L V8 has plenty of pep and that Porsche chassis with Porsche brakes can handle the turns...