Ok, here it goes. I have a 2000 mits diamante with a stock infinity system. 2 years ago I put in a Fosgate 301m amp, 2 fosgate 12's, and a q-logic box. I used a line out converter since I didn't want to change the HU. It sounded very good. I few weeks ago, my 6 1/2 door speakers blew, and I...