The Mercedes-Benz AMG S63 4matic Convertible is a luxury four-door cabriolet that was introduced in 2015. It is powered by a powerful 4.0-liter twin-turbo V8 engine and is equipped with a seven-speed AMG Speedshift MCT transmission, which provides both manual and automatic shifting. The car also comes with a sport-tuned suspension, an electronically-controlled all-wheel-drive system and a four-mode stability control system. Inside, the car comes with heated and ventilated leather seats, wood and carbon fiber trim, a 12.3-inch digital instrument cluster, AMG's COMAND infotainment system and a Bang & Olufsen sound system.