To draw more attention to their vehicles, when large crowds are in the area, they tend to drive by several times at about 6000rpm so everyone can see their immaculate vehicle speed by and fart. Riceboy drives fast or in crowded areas doing all that he can to attract the most attention and turn the most heads. Ultimately, this is riceboy'* goal.
I think you guys missed the point of the ironing-board-wing. I remember that car from another site somewhere, and the guy that built said that he did it to satirize ricers...
Now, the pipe wing thing is just stupid... http://www.ricecop.com/ricepics/pipe_wing_camaro.jpg
Sorry pic won't post