I just asked this question::::I have 4 12" 4ohm 600watts each Subwoofers, 4 aftermarket 100watts each speakers, and a 2000watt Amp 1x1000 at 4 ohm and 1x2000 at 2 ohm, Aftermarket Radio 4x50watts. My car comes stock with tweeters too :) But im just wondering if i need anything to support my...