2011 Porsche 911 GT2 RS – Most Powerful, Street Legal Porsche Ever

Ultimate 911 extracts 620 ultra-efficient, twin-turbocharged horsepower from 3.6 liters; dramatically improved power-to-weight ratio and increased fuel economy. The time: seven minutes, 18 seconds on the Nürburgring-Nordschleife. The power: 620 hp. The weight: 3,020 lb (1,370 kilograms) in road trim with all fluids on board. The car: the new 2011 Porsche 911 GT2 RS.