How many more threads are you going to make to ask questions that you could have asked in your others?
Does your sub amp have 4 preouts? 1 set is not enough. You could try it that way, or you could just get two of these Y adapters and plug it into your FARK, then go from there.
http://www.crutchfield.com/p_142AMYC...r.html?tp=2802