wiring advice

Hello everyone, forgive me for the dumb questions but I am completely new at wiring Subs and thought I'd ask the community for a little guidance on how to properly install two amps and subwoofers I was given by my dad because he didn't like them. Here's the setup and all of the gear I have to...

Hi all, sorry for the long newbie post! I have a 09' BMW X5 with a factory system with a center dash speaker that is 3.5". The front doors have 3.5" also with tweeters higher up on the door, rear doors with 3.5" and 2 small subs under the front seats. My question is about specifying an amp and...