Well before my 10 was toatled just after 400-miles, I purchased the new Alpine INA-900, 454 module (45x4), BT400 and i am using my Focal polyglass 6.5's from my mazda rear stage maybe front and i have a set of CDT m07 competition 7" mids. I also purchased the spacers for the speakers. i have my old Boston G5 12" and GTR radiator in 1 cubic foot i was thinking of installing or possibly gpoing with the amplified basslink