The 2013 Mercedes-Benz CL-Class is a flagship grand tourer, part of the generation launched in 2006 and updated in 2010. It's available in four trims: CL550 4Matic, CL600, CL63 AMG, and CL65 AMG. With standard rear-wheel drive, CL550 offers a 429-horsepower, twin-turbocharged 4.7-liter V8 mated to a seven-speed automatic transmission. The higher trims upgrade the power with the CL600 featuring a 510-horsepower, twin-turbo V12. The AMG-tuned models supercharge the performance, with the CL63 boasting a 536-horsepower, twin-turbo 5.5-liter V8, and the top-of-the-line CL65 a whopping 621-horsepower, twin-turbo 6.0-liter V12. The cabin features an array of high-end materials along with cutting-edge tech such as Mercedes' COMAND infotainment system with navigation and a 10-speaker Harman Kardon audio system. Safety features include stability control, traction control, anti-lock brakes, and a full range of airbags.