Between a US Amps MD2, XT-4000D, Sundown SAZ-1500D, Treo SSX750.1 or SSX1400.1. Been really thinking about buying the Sundown, but cant decide as I have not run any of these, I have an IA 20.1 that I have never hooked up but that is gonna go in my other car so I don't even know how that thing is.
