you probably can, although it will be more prone to cracking since there will be an exposed lip of paint since the tires are still on. Not to mention, it wont nearly hold up as well as powdercoating.
Jim Hahn
1996 T-Red Contour SE Reborn 4/6/04
3.0L swap and Arizona Dyno Chip Turbo Kit
364 whp, 410 wtq @ 4,700 rpm