most of the time when they get wrecked, there s not much left of them. reporter: there were 15 carrera gts in loss vegas. now there are only six. very hard car to drive. pure racer s car. you really need to know what you re doing when you drive them. and a lot of people are learning the hard way. reporter: this race car driver has driven a porsche carrera gt and also taught the actors. worked with all the stars of the film, paul and tyrese gibson. reporter: how was paul? he was by far the best driver. a natural car guy. reporter: he said for the experienced driver it s an experience few can match. the higher you river the engine the stronger it pulls. it s a great feeling.