The 2011 Chevrolet Camaro is a 2-door, 4-passenger sports car, or convertible sports car, available in 10 trims, ranging from the Coupe LS to the Convertible 2SS.The 2011 Chevrolet Camaro is equipped with a standard 3.6-liter, V6, 312-horsepower engine that achieves 17-mpg in the city and 28-mpg on the highway. A 6-speed manual transmission with overdrive is standard, and a 6-speed automatic transmission with overdrive is optional. The Convertible 2SS is equipped with a standard 6.2-liter, V8, 426-horsepower engine that achieves 16-mpg in the city and 24-mpg on the highway. A 6-speed manual transmission with overdrive is standard.Automatic-equipped SS models also get a 6.2-liter V8, but it makes 400 horsepower and features GM's Active Fuel Management cylinder deactivation. V6 versions also offer a manual or automatic transmission.An RS Package for LT and SS models includes bi-xenon headlights, specific trim, and on LT versions, 20-inch wheels. All Camaros are available with 21-inch wheels.