What features are you looking for in a radio?
If you like USB and a nice eq/crossover I would look into:
Eclipse 3200
http://cgi.ebay.com/Eclipse-CD3200-w...sid=p3286.c0.m 14
Clarion CZ785USB (Active crossover :-))
http://www.hookedontronics.com/show_...rion_DXZ785USB