judging by the odd lines around the tail lights and bumper, I'm going to guess a torch or lightbar was used to "paint" the car with blending multiple exposures.....am I right?
In the immortal words of Bob Costanduros, the F1 circuit announcer... "Time for the CHAMPAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGNE!"
Haven't got any new photographs at the moment, so I'm going into my library to find one or two which I don't think I've uploaded. This one is a personal favourite, especially since it was just with a point and shoot.