Audi A6 the larger Audi Q7, but air suspension is an expensive option in the Q7. In its native country, Germany, it cost a few hundred Euros less than the Q7. In 2005, the A6 won the "World Car of the Year" award, and has also won the "Practical Caravan" "Towcar of the Year" awards, due to its array of towing features such as adjustable suspension height and damping, and the presence of a 123 Trailer Stability Programme. Audi unveiled a facelifted "C6" Audi A6 on 12 August 2008, at the Moscow International Motor Show. The refresh incorporates some modern Audi design
Audi higher end models. The Audi image at this time was a conservative one, and so, a proposal from chassis engineer Jörg Bensinger was accepted to develop the four-wheel drive technology in Volkswagen's Iltis military vehicle for an Audi performance car and rally racing car. The performance car, introduced in 1980, was named the "Audi Quattro", a turbocharged coupé which was also the first German large-scale production vehicle to feature permanent all-wheel drive through a centre differential. Commonly referred to as the "Ur-Quattro" (the "Ur-" prefix is a German augmentative used, in this case, to mean "original" and is also applied