This is the fastest and most powerful Cayenne ever built. The 4.8 twin-turbo V8 engine delivers 550 hp and 750 Nm of torque, which is 50 hp and 700 Nm more than the Cayenne Turbo. The Turbo S accelerates from 0 to 100 km/h in 4.5 seconds and the top speed is 283 km/h. It uses the same chassis as the Cayenne Turbo; it is fitted with the optional Sport Chrono Package, four wheel drive, air suspension (PASM), Active Damping Control and the Torque Vectoring Plus (PTV Plus) and the pneumatic anti-roll bars. The Porsche Cayenne Turbo S will go on sale from January 2013.