None of these five concept cars have been confirmed for production by their creators. Well, perhaps there's been a hint here or there, but so far nothing. Sometimes an automaker will actually build a well-received concept, such as the case with the Lexus LF-LC. But sadly most of the time, no matter how much the media and public love a concept, an automaker will say it's nothing more than a "design study." This happens too often. So here's our top five list, in no specific order, of the concepts we want made but have yet to be confirmed.