| Trims | Trans. | Engine | Drive | MPG |
|---|---|---|---|---|
|
4-door STS Sedan
|
Automatic |
V6, 3.6 L 302 HP |
RWD |
City 17 Hwy 26 |
|
4-door STS Sedan
|
Automatic |
V8, 4.6 L 320 HP |
RWD |
City 15 Hwy 24 |
| STS-V Trims | Trans. | Engine | Drive | MPG |
|
4-door STS-V Sedan
|
Automatic |
V8, Supercharged, 4.4 L 469 HP |
RWD |
City 13 Hwy 19 |