2013 Porsche 911 Turbo to Use Tri-Turbo Engine
27 Jan 2012, 15:19 UTC · By: Andrei Tutu / When it comes to turbocharged petrol engines, Porsche is one of the top players on the market, with the twin-turbo flat six on the 911 Turbo being a technical masterpiece. When the outgoing 997 gene...