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Old 03-19-2010, 03:33 PM   #11 (permalink)
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Quote:
Originally Posted by winkosmosis View Post
Lowering is a drastic step for aerodynamics. You're hugely limiting slopes you can drive up, increasing chance of hitting the underside on speed bumps, objects, etc.

What about an air dam?
I put lowering springs on it already, so far so good, haven't scraped any speed bumps

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Old 03-20-2010, 06:03 PM   #12 (permalink)
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I used black 4 mil coroplast sheets for my undertray, and cut the panels around the exhaust.

You can see my undertray here:



It would also be a good idea to block your upper grille, since your chin spoiler should be brining plenty of air into the radiator. Also, you can remove the vertical air dam under the radiator and put a flat front undertray on and screw it into your chin spoiler, somewhat like this:


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