re-check all your wiring to make sure nothing is being grounded out also it could be your stereo is needing more power so you may need to add a bigger ground and power. also try making to where your memory wire is connect Straight to the battery. it will make it to where you no longer need to...
I have 2 12" magnums at the moment. But my friend wants to sell me new 2 12" sony xplods for really cheap. whould they be better then my magnums?
here is a vid of my system at the moment
http://www.youtube.com/watch?v=TNCP32ONbQ4
it sounds bad only cuz my camara cant pick up low sounds well...