The Mercedes-Benz S 400 d 4MATIC is one of the W 223 range of cars from Mercedes-Benz. The Mercedes-Benz S 400 d 4MATIC's engine is a turbocharged diesel, 2.9 litre, double overhead camshaft 6 cylinder with 4 valves per cylinder. This unit develops 325.5 bhp (330 PS/243 kW) of power at 3600-4600 rpm, and maximum torque of 700 N·m (516 lb·ft xgLA5.