Mercedes-Benz M 278 DE 46 AL, Engine
| Engine capacity | 4,663 cm³ |
| Maximum power (range), hp | 408 - 455 |
| Maximum torque, N*m (kg*m) at rpm. | 600 (61) / 4750 |
| Fuel used | Gasoline AI-95 |
| Fuel consumption, l/100 km | 8.9 - 15.7 |
| Engine type | V-shaped, 8-cylinder |
| Additional engine information | Direct fuel injection |
| Maximum power, hp (kW) at rpm | 408 (300) / 5750 |
| Compression Ratio (Range) | 10.5 |
| Cylinder diameter (range), mm | 92.9 |
| Piston stroke (range), mm | 86 - 90.5 |
| Supercharger | Twin turbocharging |
| CO₂ emissions (range), g/km | 192 - 269 |
| Valve drive | DOHC |
| Number of valves per cylinder (range) | 4 |
| Start-stop system |