2014 Porsche 911 Turbo and Turbo S  Fifty years ago, the Porsche 911 made its debut at the Frankfurt auto Show and then 10 years later came the first 911 Turbo prototype. Now, for the 911 Turbo’s 40th anniversary, Porsche has just released official specs, photos and pricing for the latest 911 Turbo and Turbo S, which go on sale at the end of this year. Porsche calls the Turbo models “the technological and dynamic...