hi i have a nissan hardbody going to cut out the back install 2 12's fi.btl. dont really know anything about systems as in ohms ect. i geuss my question is if i have the fi.btl12's and wanted two amps hooked up to it what all should i get to go best with the fi.btl12's as in what two amps do i need certain battery, caps, what wiring kit should i use what ever it takes to complete the system. tryin to keep it under $999 not including the price of the subs lol THANX