The 2011 Aston Martin DBS is a 2-door, up to 4-passenger luxury sports car, or convertible sports car, available in two trims, the Coupe and the Volante.2011 Aston Martin DBS both trims are equipped with a standard 6.0-liter, V12, 510-horsepower engine that achieves 11-mpg in the city and 17-mpg on the highway. A 6-speed manual transmission with overdrive is standard, and a 6-speed automatic transmission with overdrive is optional.The 2011 Aston Martin DBS is the first production Aston Martin to make extensive use of ultra-light carbon-fiber body panels, which results in high levels of performance and control thanks to the combination of inherent light weight, near-perfect weight distribution, a powerful and flexible V12 engine.