2014 porsche cayenne turbo s

Porsche has announced a new version of its popular SUV today at the Detroit Auto Show: the 550-horsepower 2014 Cayenne Turbo S. This newly minted "flagship" of the Cayenne lineup is powered by a twin-turbocharged 4.8-liter V8 engine, and offers 50 hp more than the Cayenne Turbo. Performance ...