can i get any 6.5 inch?
like: http://cgi.ebay.com/ROCKFORD-FOSGATE...3A1%7C294%3A50
and a 4 inch:

http://cgi.ebay.com/ebaymotors/ROCKF...fAudioQ5fVideo

now the 6.5s are a 3way and the 4s are a 2 way... do head units account for both if i used these two in a set up? i know nothing about stereos