it may help if you described the type of sound you like in you speakers. if you like bright or harsh tweets or a smooth laid back sound or a combination of the 2........i agree keep your rear fill its not hard to use the fader to cut out the rears when your the only one in the truck. me personally i'm not a big fan of jl comps its not that they dont sound good........its just not my cup of tea but i did like there top of the line 6x9s lots of bass