Respected all fellows i am here to find some good 4 channal amp. And 12" Subs...... can any one guide me for them or tell me details from where to got them. Also guide me which sub is the best for family car. I love bass and sq. also TELL ME WHICH COMPONENTS ARE GOOD AND WHICH REAR SPEAKERS ARE BEST FOR SQ????????? I NEED A GOOD SQ SYSTEM .. MY RANGE IS PRETTY RESONABLE THANKS ....