2013 Audi S6 Sedan
. Starting at $71,900*
. Turbocharged
. Engine: 4.0L V eight-cylinder DOHC with variable valve timing
. Premium unleaded fuel
. Gasoline direct fuel injection
. 19.8gallon fuel tank
. Power (SAE): 420 hp @ 5,500 rpm; 406 ft lb of torque @ 1,400 rpm