The Volkswagen XL1 will be the world's most fuel-efficient production vehicle, getting 261 miles per gallon. Volkswagen
Volkswagen is going to make a futuristic car that actually looks futuristic.
And the looks of the XL1 will match the hype as the world's most fuel-efficient production vehicle.
How efficient? Try 261 miles per gallon by the European standard, which is a little more optimistic than what is used in the U.S. ...