A visitor looks at an engine on media day at the Paris Mondial de l'Automobile. – Photo by Reuters

Audi Chief Executive Officer Rupert Stadler poses next to an Audi Q2 on media day at the Paris Mondial de l'Automobile. – Photo by Reuters

A Peugeot Onyx concep-car is displayed on media day at the Paris Mondial de l'Automobile. – Photo by Reuters

The new Porsche Panamera Sport Turismo concept car is displayed during media day at the Paris Auto Show, France. – Photo by AP

A Toyota logo is seen on a displayed car on media day at the Paris Mondial de l'Automobile. The Paris auto show opens its doors to the public from September 29 to October 14. – Photo by Reuters

A hostess poses next to the new Peugeot 2008 Concept during media day at the Paris Auto Show, France. – Photo by AP

A Bentley GT Speed is displayed on media day at the Paris Mondial de l'Automobile. – Photo by Reuters

A hostess poses next to the Kia Carens, a compact MPV, during the Paris Auto Show, France. – Photo by AP

A general view shows one of the exhibition rooms at the Paris Mondial de l'Automobile. – Photo by Reuters

Visitors look at a Peugeot Concept car Onyx displayed on the French car maker stand during the press days ahead of the opening of the Paris Motor Show on September 27, 2012 at the Porte de Versaille exhibition center in Paris. – Photo by AFP