2021 Roush Performance Mustang
2 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| Mustang | 12 | 19 | 14 | Premium Gasoline | Rear-Wheel Drive | 5L 8-cyl Supercharged | Manual 6-spd |
| Mustang | 12 | 19 | 15 | Premium Gasoline | Rear-Wheel Drive | 5L 8-cyl Supercharged | Automatic (S10) |