Those low-brow, low-value body kit modifications are typically found in highschool parking lots in massive quantities. It's hard to argue originality when every kid make $5.50 an hour at McDonalds has a similar vehicle. Either way, it looks terrible - so your argument is moot from the beginning.
"Mod for a purpose."
The only reason to install a bodykit on your Z is if you want it to generate negative attention, and to identify yourself with a low-class subculture of teenagers with more money than taste (and not much of either).