2012 Mercedes-Benz SLS AMG roadster is powered by a 6.2-liter V8 rated at 563 horsepower. The car is finished in Obsidian Black Metallic with a black soft top over Designo Exclusive black leather, and it was optioned with 10-spoke forged wheels, carbon-fiber mirror caps, a Bang & Olufsen surround sound system, and carbon-fiber interior trim. A seven-speed dual-clutch automatic transaxle and a limited-slip differential complete its powertrain.