Mercedes-Benz M256, Engine
| Engine capacity | 2,987 cm³ |
| Maximum power (range), hp | 435 |
| Maximum torque, N*m (kg*m) at rpm. | 520 (53) / 1800 |
| Fuel used | Gasoline AI-95 |
| Fuel consumption, l/100 km | 8.3 |
| Engine type | In-line, 6-cylinder |
| Maximum power, hp (kW) at rpm | 435 (320) / 6100 |
| Supercharger | Twin turbocharging |
| Valve drive | DOHC |
| Number of valves per cylinder (range) | 4 |
| Start-stop system |