youll need a huge box for the tempest but its a great sub ive heard.. anyways try to get it like 4 cubic ft. if you go ported (which would sound awesome if you have the space and skill).. otherwise i think its like 2-3.5 cu ft sealed? not sure i cant remember.. someone else will know.. but i think im gonna order from
www.visionaryaudio.com
also abotu the amp.. check ebay you can get a profile ap600 from barneys electronics for liek 79 bucks or somethin.. people say that this is a good amp if youre on a tight budget.
dont know much abotu speakers though ill wait for someone else to cover that