Audi presents a new level of all-wheel drive. The combination of Quattro and new Ultra-Technology is supposed to achieve top results, especially under everyday conditions. Prototypes consume 0.3 liters less fuel per 100 km than conventional all-wheelers. To increase fuel efficiency, in standard operation the car works mostly with front-wheel drive.
More details & cars news:
http://www.dw.com/en/program/drive-it/s-9690-9798
