X 2011 Bentley Mulsanne

6.8 L, 8 cyl, Auto (S8), Premium Gasoline

MSRP: $285,000

EPA Fuel Economy

Combined: 13 MPG

City: 11 MPG

Highway: 18 MPG

X 2003 Porsche Turbo Kit

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

EPA Fuel Economy

Combined: 16 MPG

City: 13 MPG

Highway: 21 MPG

X 1989 Chrysler Newport/Fifth Avenue

5.2 L, 8 cyl, Auto 3-spd, Premium Gasoline

EPA Fuel Economy

Combined: 17 MPG

City: 15 MPG

Highway: 20 MPG

X 2009 BMW X5 xDrive 30i

3.0 L, 6 cyl, Auto (S6), Premium Gasoline

EPA Fuel Economy

Combined: 18 MPG

City: 15 MPG

Highway: 21 MPG