Man I did a lot of research trying to find a box that would fit behind the rear seat but no luck, I took measurements and looked around for a box that would fit but everything was ether too wide or to deep at the top. I decided on the fox acoustics single 10" ported box, I get it on Friday and...
If you are leaving the factory amp to power them I would do a component set up front ( Mid 6.5 + Tweeter in the 3.5 spot) the knee speakers don't get a full range signal from the factory so coaxial speakers are a waste in that spot with the factory amp. Currently I hvae coax 6.5 in my knee...