Suppressors are a different battle to fight. You can go a couple routes. One, have one transferred from a Class III dealer out of state or direct from the mfg to your Class III dealer locally OR, go straight to your local guy and see what he has to offer you. I am not going to get into all the paperwork required, etc., but if you are going to get one...I'd be getting the ball rolling because who knows what additional hurdles you may have in six months or a year (if they are still civilian-legal to own by then).
I'd look at the following manufacturers, but if it were me, I'd go with the Evo 45 (Evolution) from AAC:
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