I will be using le15a's,my sub will use 2-2245's,the rear channels will use le14a's or le15's(I'm using 5.5 cuft cabs),375's (1237-1290)also mounted on top of the cabinet and 075 or 077,I always liked the stock x-overs,this will be the first time I used the ac23's,first on the agenda is getting the front channels up and running, using the passive x-overs.