The 2013 Mercedes-Benz CLS is part of the car's second generation. It's a boldly styled sedan with seating for four. Two trims are available: CLS550 and the high-performance CLS63 AMG. The CLS550 comes with a turbocharged 4.7-liter V8 that produces 402 horsepower and 443 pound-feet of torque. Rear-wheel drive and a seven-speed automatic transmission are standard, with 4Matic all-wheel drive available. The CLS63 AMG features a twin-turbocharged 5.5-liter V8 that outputs an impressive 518 hp (550 with the optional Performance Package) and 516 lb-ft of torque. A seven-speed automated manual transmission and rear-wheel drive are standard. Key safety features include antilock brakes, stability control, and a suite of airbags. For infotainment, there's a COMAND system with a 7-inch display, a navigation system, and Harman Kardon audio system.