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2011 Porsche 911 GTS — 3.8L 6-cyl, Automatic 7-spd, RWD
This 2011 Porsche 911 GTS (3.8L 6-cyl, Automatic 7-spd, RWD) takes premium gasoline. PREMIUM
21
MPG combined (19 city / 26 hwy)
$3,650
est. fuel cost / year (EPA, 15k mi)
—
tailpipe CO₂
The EPA lists this trim as premium because that's the fuel the manufacturer specified for its mileage test. Many such engines will run on regular with slightly lower power and MPG — but check your owner's manual to see whether premium is required or just recommended.
Other 2011 Porsche 911 GTS trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 3.8L 6-cyl, 6-spd manual, RWD | PREMIUM | 20 | $3,850 |
EPA fuel type: Premium · class: Minicompact Cars · retrieved 2026-06-14.