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Audi debates bringing its Q3 crossover to the United States

Audi hasn't decided whether to bring the compact Q3 crossover to the United States, but it could happen in three years after a midlife freshening, said Johan de Nysschen, president of Audi of America. "We have to look at the economic feasibility, and it has to hit targets. We have to overcome certain challenges," de Nysschen said at the Frankfurt auto show.

Launch control offered on 2013 Ford Mustang Shelby GT500

The list of manufacturers that offer launch control is getting a bit longer. Ford is joining Audi, BMW, Chevrolet, Ferrari, Lamborghini, Mitsubishi, Nissan, Porsche and a few boutique makers with its 2013 Shelby Mustang GT500. It's not so easy to get 662 hp down to the ground successfully, so Ford does it for you with overclocked computers and precise brake, throttle and clutch control.

Porsche 918 Spyder finally debuts at Frankfurt motor show

Porsche initiated the final act in its drawn-out 918 Spyder introduction, revealing the production version of the 214-mph gasoline-electric hybrid two-seater at the Frankfurt motor show. The car will be produced on a dedicated line at Porsche's Zuffenhausen factory in Germany starting Sept. 12.