Audi CWUC, Engine
| Engine capacity | 3,993 cm³ |
| Maximum power (range), hp | 605 |
| Maximum torque, N*m (kg*m) at rpm. | 700 (71) / 6000 |
| Fuel used | Gasoline AI-98 |
| Fuel consumption, l/100 km | 9.6 |
| Engine type | V-shaped, 8-cylinder |
| Additional engine information | direct fuel injection |
| Maximum power, hp (kW) at rpm | 605 (445) / 6800 |
| Supercharger | Twin turbocharging |
| Mechanism for changing cylinder volume | |
| CO₂ emissions (range), g/km | 223 |
| Valve drive | DOHC |
| Number of valves per cylinder (range) | 4 |
| Start-stop system |