X 2003 Roush Performance Stage 3 Mustang

4.6 L, 8 cyl, Auto 4-spd, Premium Gasoline

EPA Fuel Economy

Combined: 17 MPG

City: 15 MPG

Highway: 21 MPG

X 2009 Porsche Carrera 4 S Coupe

3.8 L, 6 cyl, Auto 7-spd, Premium Gasoline

EPA Fuel Economy

Combined: 21 MPG

City: 18 MPG

Highway: 26 MPG