hey guys, i got two 12" Pioneer subs, 400watts rms each, heres more info: http://pioneerusa.com/pna/product/detail/0,,2076_4059_153020663,00.html. anyways......i want to kno if i have to have an amp that has 800 watts rms to power both subs, i want the most power and thump. im not lookin to spend alot, as i have bought them on e-bay for 145 shipped to my door, as apposed to the $130 apiece. i also need to know what i need and how to wire the subs to the amps and the amp to the pioneer H.U. and the battery.......also, will i need to get a bigger battery, i have an interstate battery, i dont know which one exactly, i can look if you need me to. also what the best way to wire them for the best power/thump?