Car Stereo

I am trying to set up my car audio and i wanna hook up my rear speakers to my amplifier and sub. any suggestions? thanks. head unit: clarion db325 amp: sony xm-sd22x subwoofer: alpine swr-1242d 12" 1500w d4 type r subwoofer speakers: jl audio tr690-txi 3-way speakers 6x9 (i forget what model the speakers are in so these may not be right. i know they are jlaudio though)

Im not into techs but your sys is cool. booooyaaaaah nice luck.