I am currently running, 3 of the JBL power series 12's (d2s) And im wanting to down grade to 2, if possible 1 nice sub. The subs handle 400w RMS and peakout at 1400. I ran the Rockford fosgate T1000 on them 3/4 gain for about 2 months, and i need to down grade to something smaller, so i can use...