X 2000 Audi A6 Avant quattro

2.8 L, 6 cyl, Auto 5-spd, Premium Gasoline

EPA Fuel Economy

Combined: 18 MPG

City: 15 MPG

Highway: 22 MPG

X 1988 BMW 3 Series

2.5 L, 6 cyl, Man 5-spd, Regular Gasoline

EPA Fuel Economy

Combined: 18 MPG

City: 15 MPG

Highway: 22 MPG

X 2005 Chevrolet Silverado 2500 HD 2WD CNG

6.0 L, 8 cyl, Auto 4-spd, Natural Gas

EPA Fuel Economy

Combined: 9 MPG

City: 8 MPG

Highway: 11 MPG