Photos:: 2015 Detroit Auto Show

Infiniti Q60 concept  (Tannen Maury / EPA)

Infiniti Q60 concept  (Tannen Maury / EPA)

Infiniti Q60 concept  (Bill Pugliano / Getty Images)

Maserati Alfieri concept  (Scott Olson / Getty Images)

Maserati Alfieri concept  (Scott Olson / Getty Images)

Maserati Alfieri concept  (Scott Olson / Getty Images)

Maserati Alfieri concept  (Scott Olson / Getty Images)

Toyota FT-1 concept  (Scott Olson / Getty Images)

Lexus GS F  (Larry W. Smith / EPA)

Smart Electric Drive  (Scott Olson / Getty Images)

Buick Avenir  (Carlos Osorio / Associated Press)

Buick Avenir  (Bill Pugliano / Getty Images)

Hyundai Santa Cruz Crossover Truck  (Jewel Samad / AFP/Getty Images)

Hyundai Santa Cruz Crossover Truck  (Jewel Samad / AFP/Getty Images)

Hyundai Santa Cruz Crossover Truck  (Jonathan Knight / AFP/Getty Images)

From left, Rauno Aaltonen, winner of the 1967 Rallye Monte Carlos; Jochen Goller, Senior Vice President, Mini; and David Duncan, Vice President, Mini of the Americas with a newly unveiled John Cooper Works hardtop, right, and a 1965 Mini Cooper S rally car.  (Paul Sancya / Associated Press)

Mini reveals its new Mini John Cooper Works.  (Jonathan Knight / AFP/Getty Images)

Mini reveals its new Mini John Cooper Works.  (Scott Olson / Getty Images)

Mini reveals its new Mini John Cooper Works.  (Tannen Maury / EPA)

Rauno Aaltonen, winner of the 1967 Rallye Monte Carlo in a Mini Cooper S, describes the attributes of the new Mini John Cooper Works at its world premier at the Detroit Auto Show.  (Tannen Maury / EPA)

2016 BMW 6 Series Coupe  (Jewel Samad / AFP/Getty Images)

The BMW M6 Coupe is unveiled at the North American International Auto Show.  (Tony Ding / Associated Press)

The BMW M6 Coupe is unveiled at the North American International Auto Show.  (Tony Ding / Associated Press)

Bentley cars at the North American International Auto Show.  (Scott Olson / Getty Images)

Wolfgang Durheimer Chairman and CEO of Bentley speaks about the upcoming Bentley Bentayga at the North American International Auto Show.  (Larry W. Smith / EPA)

Bentley GTS Speed Convertible  (Scott Olson / Getty Images)

Bentley GTS Speed Convertible  (Scott Olson / Getty Images)

Volvo prepares to introduce the new XC90 at the North American International Auto Show.  (Scott Olson / Getty Images)

Volvo XC90  (Geoff Robins / AFP/Getty Images)

Volvo XC90 T8 plug-in hybrid  (Geoff Robins / AFP/Getty Images)

Volvo S60 Cross Country   (Paul Sancya / Associated Press)

General Motors reveals the new Chevrolet Bolt EV concept to the media at the 2015 North American International Auto Show.  (Jewel Samad / AFP/Getty Images)

General Motors reveals the new Chevrolet Bolt EV concept to the media at the 2015 North American International Auto Show.  (Tony Ding / Associated Press)

General Motors reveals the new Chevrolet Bolt EV concept to the media at the 2015 North American International Auto Show.  (Tony Ding / Associated Press)

General Motors reveals the new Chevrolet Bolt EV concept to the media at the 2015 North American International Auto Show.  (Tony Ding / Associated Press)

General Motors reveals the new Chevrolet Bolt EV concept to the media at the 2015 North American International Auto Show.  (Tony Ding / Associated Press)

General Motors reveals the new Chevrolet Bolt EV concept to the media at the 2015 North American International Auto Show.  (Jewel Samad / AFP/Getty Images)

General Motors reveals the new Chevrolet Bolt EV concept to the media at the 2015 North American International Auto Show.  (Bill Pugliano / Getty Images)

Journalists look over the Ford GT supercar at the North American International Auto Show, Monday, Jan. 12, 2015.  (Carlos Osorio / AP)