← all 1999 Pontiac Firebird/Trans Am trims
1999 Pontiac Firebird/Trans Am — 3.8L 6-cyl, Automatic 4-spd, RWD
This 1999 Pontiac Firebird/Trans Am (3.8L 6-cyl, Automatic 4-spd, RWD) takes regular (87-octane) gasoline. REGULAR
20
MPG combined (17 city / 26 hwy)
$3,100
est. fuel cost / year (EPA, 15k mi)
—
tailpipe CO₂
Other 1999 Pontiac Firebird/Trans Am trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 3.8L 6-cyl, 5-spd manual, RWD | REGULAR | 21 | $2,950 |
| 5.7L 8-cyl, 6-spd manual, RWD | PREMIUM | 20 | $3,850 |
| 5.7L 8-cyl, Automatic 4-spd, RWD | PREMIUM | 18 | $4,300 |
EPA fuel type: Regular · class: Subcompact Cars · retrieved 2026-06-14.