Basically its what the title says. I have 500 bucks to spend on the car. I don't car if its looks, performance or suspension. What is the next best upgrade for my ride. My stuff is in my sig. Also, I DO NOT want to hear a, "Save it and buy a blower" or the same thing about Heads. I want something NOW DAMMIT!! :rant: Sorry... too much caffeine.. anyway thanks in advance!