1300a

Okay first off everything is brand new, right out of the box and into my blazer. I have an infinity 1300a amplifier and two 12 pioneer Tsw309d4 subs in a ported box. The subs are Dual Voice Coil 4 ohm and the amplifier is a two channel. I have tried just about every way to wire them.. 2 ohm, 4...