Hello, im new here and was wondering if you guys could help. I have a 2005 mustang with the shaker 1000 stereo. From what Ive looked up, the rear 2 10" subs are dual 4ohm running 4 4ohm mono amps, 1 amp per coil. Could the amps be ran in series or in parallel? And if so, what ohms would that be...