Kia Chief Designer Tom Kearns speaks as the GT4 Stinger concept car is displayed during the press preview day of the North American International Auto Show in Detroit, Michigan January 13, 2014.JOSHUA LOTT/Reuters
The Kia GT4 Stinger concept car is displayed during the press preview day of the North American International Auto Show in Detroit, Michigan January 13, 2014.JOSHUA LOTT/Reuters
The Volkswagen Beetle Dune concept car is unveiled featuring ski mounts on the roof of the hatch.Tony Ding/The Associated Press
The Mercedes S-Class Coupé concept car is unveiled, Monday, Jan. 13, 2014, at the North American International Auto Show in Detroit, Mich.Tony Ding/The Associated Press
Rear view of the S Class Coupe concept car during the press preview day of the North American International Auto Show in Detroit, Michigan January 13, 2014.JOSHUA LOTT/Reuters
View of the interior of the S Class Concept Coupe during the press preview day of the North American International Auto Show in Detroit, Michigan January 13, 2014.JOSHUA LOTT/Reuters
The Toyota FT-1 concept is unveiled during media previews during the North American International Auto Show in Detroit, Monday, Jan. 13, 2014.Paul Sancya/The Associated Press
Detail view of a headlamp on the Toyota FT-1 concept car as it is unveiled on stage during the press preview day of the North American International Auto Show in Detroit, Michigan January 13, 2014.REBECCA COOK/Reuters
Members of the media surround the Toyota FT-1 concept car as it is unveiled on stage during the press preview day of the North American International Auto Show in Detroit, Michigan January 13, 2014.REBECCA COOK/Reuters
Actors look on as a Toyota FT-1 concept car is unveiled on stage during the press preview day of the North American International Auto Show in Detroit, Michigan January 13, 2014.REBECCA COOK/Reuters
Toyota FT-1 concept carREBECCA COOK/Reuters
Toyota FT-1 concept car's grilleREBECCA COOK/Reuters