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Hmm... in that case, maybe they can get an OEM one? But the problem there is that it might be in the glass, don't know. I'm sure that there's a good kit somewhere.

Hmm, in my parent's 380, it uses an in glass antenna, and the reception is good, even on long trips, you can still travel 2 hours and get city channels. Umm, you would obviously have to look into...

It all depends on the budget really and musical preference...
low budget, get some good front speakers and source... maybe skip on the sub for the time being if you're rock etc. stuff where a good...