I would buy a Hyundai pony and put in loads of ridiculous mods like removing all the paint and gold plating it, giant spinners, rebuild the engine (but keep the original block) and two tarbos (smaller and larger), find a 6 speed transmission that could be stuffed in there, hydraulics, and have as many exhaust pipes as can fit under the rear bumper, and have them all actually hooked up to as many mufflers as I can fit under the car, and a trunk completely full of subs. Out of which I would blast songs like this:
http://www.youtube.com/watch?v=hrmL-v5TTrM