I have a 12 inch sony explode...i have 2 8 inch pg subs..i have a 6X9 inch jenson with 2 tweeters in it...i want to put them in one box the 12 in the middle the 8's to the left and right...the bottom of the 8's i want to be at the level of the middle of the 12...and i want to create a place for the 6X9 on top of the 12 inch...this is going in my fiances car for now..she dosent really care about sound quality but i want them to be as loud as possible....i have one alpine..think its either a 250 or a 300 watt for the sony 12..YES its redicouls BUT thats all i can afford..it was given to me..and a 240 going to the 8"s and running the 6X9 through the cable the old front 2 inch speaker was in...thats fine with me thats lound enough...What kind of box should i make...ported? sealed? bandpass? and crap like that...should i make it so they all share the same air space? or should i stop that and if so what should i do...pictures would be AWESOME..THANKSSSSSSSSSSSSS SOOOOOOOOOOOOO MUCH FOR YOURRRR HELP !!!!!