2014 Audi RS7 Sportback officially unveiled
Audi unveiled the new RS7 Sportback at the 2013 North American International Auto Show. The German sports car is powered by a turbocharged 4.0-liter engine capable to produce 552 horsepower and 516 lb-ft of torque. Thanks to an eight-speed tiptronic transmission, the 0-100 km/h acceleration is possible in 3,9 seconds while the top speed is limited at 250 km/h. 2014...