Car Speakers

Which do i put in the back, which do i put in the front? and are they decent?

Yea bloke ..sony isnt the best but some do like the sound they give depending on how meny ways they are ..if u havent already bout those then id get some infinitys..they give ff loud and little distortion..and put a good amp to them if it doesnt come with them, oh yea id put the sonys in the back n pioneer in the front. hope that helps bloke