I am getting either 2 Alpine 1241D(4ohm) or 2 1221D(2ohm) subs. Both subs have the same specs, just different ohms, 300w RMS-1000w Peak. Would I be able to run the 2 1241D's(4ohm) off of one 2 ohm amp, wired in paralell, and what rms power sould it be putting out, 300w RMS or 600w RMS?