Ah, the automobile... Such a cool machine and there are so many things you can do to a car or a truck to make it much cooler. With all the cool aftermarket accessories out there that almost anyone can bolt on, there are a lot of nice cars out there. But for some, the normal modifications just aren't good enough for them. Ever seen a car with enough power to beat a fighter jet in a race or a car with a pool table built into it? Then you've seen nothing yet! Check out some of these most insane car modifications.