[muddywater]

Trayder already mentioned the best one. Here are a few more places that sell aftermarket consoles:
http://birdsallmarine.com
http://www.fpmarine.com/
http://donssalvagecom.verizonsupersite.com/homepage1/
http://www.steinhatcheeboatworks.com...console_1.html
http://www.nauticaldesigninc.com/
http://arrigonidesign.com