Exa. shop in S.D? Also which muffler

Anyone know of a good exhaust shop in San Diego that will trat my mopar right,and not ask for an arm or a leg as a deposit:-D Im super sixing the 67 Dart and will need a new 2 1/4 exhaust.

Also I am kinda lost on which muffler to go with.I just want the best sound and performance.Dont really car how loud it is,but not too loud if I can help it.