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2002 Porsche 911 Turbo Coupe
Shown: 2002 Porsche 911 Turbo Coupe. Photo: Elise240SX, CC BY-SA 4.0, via Wikimedia Commons
  • Newest year: 2005
  • Gas
  • Small cars
  • Same as 2004

2004-2005 Porsche Turbo 4 911 Kit MPG & Fuel Cost

2 model years · 16 MPG combined

16 MPG
Combined
13 MPG
City
20 MPG
Highway
Annual fuel cost · Turbo 4 911 Kit 3.6L 6-cyl turbo 4WD
$5,020

15,000 mi/yr · premium gasoline $5.36/gal (U.S. average, Sep 2026)

Among the costliest small car configurations to fuel, MY2005. Ranked against all rated configurations, not sales-weighted.

2004-2005 Porsche Turbo 4 911 Kit at a glance

The 2004-2005 Porsche Turbo 4 911 Kit covers 2 model years in the EPA database (4 configurations in all), rated 16 MPG combined. The newest model year, 2005, costs about $5,020 a year to fuel for its most efficient version, the Turbo 4 911 Kit 3.6L 6-cyl turbo 4WD (16 MPG), at premium gasoline $5.36/gal (U.S. average, Sep 2026). EPA lists identical ratings for every model year of this generation.

EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.

2004-2005 Porsche Turbo 4 911 Kit by model year

2004-2005 Porsche Turbo 4 911 Kit: EPA combined rating and yearly fuel cost for each model year
Model yearPowertrainsCombined$/yrEPA ratings
2005 Gas 16 MPG $5,020 Same EPA ratings as 2004
2004 Gas 16 MPG $5,020 First year

What the 2005 Turbo 4 911 Kit 3.6L 6-cyl turbo 4WD costs to drive

Per month

$418

$5,020 a year ÷ 12

Per 25 miles

$8.37

Per 100 miles

$33.47

Five years

$25,100

5 × the yearly cost, prices held at today's level

vs the small car median

$1,370more a year

Class median $3,650 a year, MY2005

Based on 15,000 miles a year and premium gasoline $5.36/gal (U.S. average, Sep 2026).

2005 Porsche Turbo 4 911 Kit MPG

EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.

EPA lists the same ratings for the 2005 Porsche Turbo 4 911 Kit as for the 2004 model, so the configurations and costs are the ones in the 2004 section above.See 2004

Gas · 3.6L
Combined
16 MPG
Per year
$5,020

Gas configurations (2)

2005 Porsche Turbo 4 911 Kit gas configurations: EPA ratings and annual cost
TrimEngineDriveCityHwyComb.$/yr
Turbo 4 911 Kit 3.6L 6-cyl turbo 4WD Automatic 5-spd (Most efficient) 3.6L 6-cyl turbo 4WD 13 20 16 $5,020
Turbo 4 911 Kit 3.6L 6-cyl turbo 4WD Manual 6-spd 3.6L 6-cyl turbo 4WD 13 20 16 $5,020

2 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

2004 Porsche Turbo 4 911 Kit MPG

16 MPG · $5,020/yr

EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.

Gas · 3.6L
Combined
16 MPG
Per year
$5,020

Gas configurations (2)

2004 Porsche Turbo 4 911 Kit gas configurations: EPA ratings and annual cost
TrimEngineDriveCityHwyComb.$/yr
Turbo 4 911 Kit 3.6L 6-cyl turbo 4WD Automatic 5-spd (Most efficient) 3.6L 6-cyl turbo 4WD 13 20 16 $5,020
Turbo 4 911 Kit 3.6L 6-cyl turbo 4WD Manual 6-spd 3.6L 6-cyl turbo 4WD 13 20 16 $5,020

2 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

Fuel cost by state

Yearly cost of the Turbo 4 911 Kit 3.6L 6-cyl turbo 4WD: $5,990 in California and $4,350 in Texas, a $1,640 difference.

Gasoline prices: California: California state average; Washington: Washington state average; New York: New York state average; Florida: Florida state average; Texas: Texas state average (Sep 2026).
Fuel cost in every state

Similar cars

Closest combined MPG among MY2005 small car models.

EPA ratings: fueleconomy.gov file of Sep 29, 2026 · Prices: EIA regular gasoline, U.S. average, Sep 2026 ($4.36/gal) · 15,000 mi/yr, 55% city / 45% highway · How we calculate

Generations

  • 2004-2005

Frequently asked questions

What gas mileage does the 2004-2005 Porsche Turbo 4 911 Kit get?

EPA rates the 2004-2005 Porsche Turbo 4 911 Kit at 16 MPG combined across 4 configurations and 2 model years. The most efficient version, the 2005 Turbo 4 911 Kit 3.6L 6-cyl turbo 4WD, is rated 16 MPG (13 city, 20 highway).

Which years had the best MPG in the 2004-2005 Porsche Turbo 4 911 Kit?

Every model year of the 2004-2005 Porsche Turbo 4 911 Kit tops out at 16 MPG combined, so no year is better than another.

Did EPA ratings change during the 2004-2005 Porsche Turbo 4 911 Kit?

No. EPA lists the same ratings for every model year from 2004 to 2005.

How much does it cost to fuel a 2005 Porsche Turbo 4 911 Kit per year?

Driving 15,000 miles a year at premium gasoline $5.36/gal (U.S. average, Sep 2026), the Turbo 4 911 Kit 3.6L 6-cyl turbo 4WD costs about $5,020 a year. Across all 2 configurations the cost runs $5,020 a year.

How much does it cost to drive a 2005 Porsche Turbo 4 911 Kit 100 miles?

About $33.47 per 100 miles for the Turbo 4 911 Kit 3.6L 6-cyl turbo 4WD at premium gasoline $5.36/gal (U.S. average, Sep 2026). That is the annual cost over 15,000 miles divided by 150.

Is the 2005 Porsche Turbo 4 911 Kit more efficient in the city or on the highway?

The Turbo 4 911 Kit 3.6L 6-cyl turbo 4WD is rated 13 city and 20 highway MPG, so it is more efficient on the highway, by 7 MPG.

How does the 2005 Porsche Turbo 4 911 Kit compare with other small car configurations?

The Turbo 4 911 Kit 3.6L 6-cyl turbo 4WD costs about $5,020 a year to fuel, $1,370 more than the class median of $3,650, and less than 0 of 10 small car configurations. The comparison covers all 370 rated small car configurations for MY2005, not weighted by sales.

Is the 2005 Porsche Turbo 4 911 Kit different from the 2004 model?

No. EPA lists the same ratings for 2004 and 2005: 2 configurations rated 16 MPG combined. See the 2004 Porsche Turbo 4 911 Kit for that year.