AUDI'S CLEAN DIESEL A3 DRIVES HALFWAY ACROSS AMERICA ON 46 MPG completes second leg of cross-country Mileage Marathon - Video

Leading Audi's Q7 3.0 TDI completes second leg of cross-country Mileage Marathon averaging 30 mpg...  More »

Leading Audi's Q7 3.0 TDI completes second leg of cross-country Mileage Marathon averaging 30 mpg Audi A3 Sportback TDI leads all Marathon vehicles with 46 mpg combined over first two legs Third leg will take Audi TDI fleet from Denver to Las Vegas  « Less