...12" sony xplod are good for? 200$ both subs and the box for 100$ carpet material? and also their 1300 watt subs. i need to kno wat amp i should get for a good price and how big of an amp like how many watts so i dont blow my subs u feel me. and also if i sould get new speakers put in my car on the door panels or no cuz im not gunna blast it i just want extra bass.