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2015 Chevrolet Impala Bi-Fuel (CNG) Delete vehicle

2015 Chevrolet Impala Bi-Fuel (CNG)

3.6 L, 6 cyl, Auto (S6), Regular Gasoline or Natural Gas

EPA Fuel Economy

Regular Gasoline

Combined: 20 mpg

City: 17 mpg

Highway: 25 mpg

Natural Gas

Combined: 19 mpg

City: 16 mpg

Highway: 24 mpg

MPG estimates for 2016 and older vehicles may have been revised. Learn More

Regular Gasoline

Range: 368 miles

Natural Gas

Range: 119 miles

Annual Fuel Cost*

Gas: $2,750

CNG: $2,350

Cost to Drive 25 Miles

Gas: $4.56

CNG: $3.88

Tank Size: Not available

Cost to Fill the Tank

Gas: Not available

CNG: Not available

Miles on a Tank

Gas: Not available

CNG: Not available

*Based on 45% highway, 55% city driving, 15,000 annual miles and current fuel prices. Personalize

Where can I buy liquified natural gas?

Regular Gasoline

14.9 barrels per year

Natural Gas

0.1 barrels

Tailpipe CO₂

Regular Gasoline

437 grams per mile

Natural Gas

370 grams per mile

Tailpipe and Upstream

Regular Gasoline

Natural Gas

Upstream (g/mi)

Tailpipe (g/mi)

State of purchase:

1994 Porsche 968 Delete vehicle

1994 Porsche 968

3.0 L, 4 cyl, Man 6-spd, Regular Gasoline

EPA Fuel Economy

Combined: 18 mpg

City: 15 mpg

Highway: 24 mpg

MPG estimates for 2016 and older vehicles may have been revised. Learn More

Annual Fuel Cost*: $3,050

Cost to Drive 25 Miles: $5.07

Tank Size: Not available

Cost to Fill the Tank: Not available

Miles on a Tank: Not available

*Based on 45% highway, 55% city driving, 15,000 annual miles and current fuel prices. Personalize

16.5 barrels per year

Tailpipe CO₂

494 grams per mile

Tailpipe and Upstream

Upstream (g/mi)

Tailpipe (g/mi)

State of purchase:

2009 smart fortwo coupe Delete vehicle

2009 smart fortwo coupe

1.0 L, 3 cyl, Auto (AM5), Premium Gasoline

EPA Fuel Economy

Combined: 36 mpg

City: 33 mpg

Highway: 41 mpg

MPG estimates for 2016 and older vehicles may have been revised. Learn More

Range: 313 miles

Average: 39.3 mpg

Range: 33 to 54 mpg

Based on 14 vehicles

Annual Fuel Cost*: $1,900

Cost to Drive 25 Miles: $3.17

Tank Size: 8.7 gallons

Cost to Fill the Tank: $40

Miles on a Tank: 313 miles

*Based on 45% highway, 55% city driving, 15,000 annual miles and current fuel prices. Personalize

8.3 barrels per year

Tailpipe CO₂

247 grams per mile

Tailpipe and Upstream

Upstream (g/mi)

Tailpipe (g/mi)

State of purchase: