Porsche Cayenne Turbo S 2013

Porsche has added a seventh version of the Cayenne SUV, and it's both the fastest and most expensive variant yet. The Porsche Cayenne Turbo S has 50 more horsepower and more standard features than the Cayenne Turbo on which it is based.The big news concerns the twin-turbocharged 4.8-liter V-8 engine, which now produces 550 hp and 553 lb-ft of torque, up from 500 hp and 516 lb-ft in the