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Audi TT GT4 concept (2010) first official pictures

Audi has unveiled the new TT GT4, its latest racing machine, available for a cool €120,000. The Audi TT GT4 concept, based on the production TT, got its first shakedown at DTM season finale race in Shanghai at the weekend, with five-time Le Mans winner Frank Biela at the wheel. This TT is the work of the Technical Development and the Production divisions of the German firm's Quattro division.

Infiniti LE Concept

Infiniti's new LE Concept, a zero-emissions luxury sedan, has been unveiled at this year's New York auto show. The LE Concept, which is approximately the same length as an the brand's G Sedan, features Infiniti design cues such as the double-arch grille, crescent-cut C-pillar and a strong shoulder line surface. Design features such as the aluminum-alloy wheels with aero treatment, the high rear deck, rear aero diffuser and aero side fin spoilers with integrated illumination contribute to the coefficient of drag of 0.25.

LA Design Challenge 2013: The Entries

The LA Auto Show Design Challenge entries have been revealed, featuring designs from nine of the world's top design studios. JAC, Mazda, SAIC, Qoros, Subaru, Changfeng, Toyota and two groups from BMW DesignworksUSA have submitted designs for the challenge, themed ‘Biomimicry & Mobility 2025: Nature's Answer to Human Challenges'. This year's brief asked for designs for a vehicle experience that identify issues like congestion, pollution, sustainability, flexibility and safety in designing a mobility solution that mimics nature to solve them.