I say skip the bodykit and save up your $ for repairs when you get in an accident
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But seriously, just take your time and don't rush into anything. I'm sure there are more than a few people who can tell you where to look for the urethane kits. Also check out here to see body kits available and then do a search around the net and see if you can find them in urethane once you find one you like:
http://www.4thgenerationcivic.com/