im actually thinking about one of these:

http://cgi.ebay.com/ws/eBayISAPI.dll...ory=40055&rd=1

the guts reside under the seat or in the trunk, and you only have the handset. the handset has all the controls on the grip so you dont have to look at the ugly box. also, a guy on miata.net sells a splicer to let it share bandwidth with the radio antenna so you dont need a gay one.