X 2004 Chevrolet Silverado 2500 HD 2WD CNG

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

EPA Fuel Economy

Combined: 10 MPG

City: 9 MPG

Highway: 11 MPG

X 2010 Cadillac Escalade AWD

6.2 L, 8 cyl, Auto 6-spd, Regular Gasoline or E85

MSRP: $65,045 - $84,125

EPA Fuel Economy

Regular Gasoline

Combined: 15 MPG

City: 13 MPG

Highway: 20 MPG

E85

Combined: 12 MPG

City: 10 MPG

Highway: 15 MPG