I have a 2003 Tahoe and I’m trying to build a burp box for them I have a consistent 5996watts rms to them. 45ah Cmax 400 amp alternator two power runs voltage at 15.2-3. I have been peaking at 47-52 hz in the current two boxes I have with 152.92 and 152.26 out of either. what would be the way to...