Another simple mod. Installed a Tekonsha Prodigy brake controller.



.

Anyway, back to "real" mods. TIme to start installing all this stuff. I pulled off the back wall to reveal the factory sub:



The back wall is laid flat to make sure everything is going to fit back there. No crossovers yet but it looks OK.



Here is one the 10" Type X subs that will replace that little OEM unit:



My original idea was to make a wedge-shaped box behind the rear seat but there is no way these subs are going to fit sideways. So the new plan is to have the subs down-firing.

With this decision made, I created a cardboard mock-up to find the correct fit:





Satisfied with the cardboard dummy's fit, the parts are cut from 3/4" MDF:





Tomorrow I will screw and glue it together and maybe start on the fiber glass

.