Originally Posted by Minsu

So i know zen has the upfire and backfire sub boxes but im looking to keep atleast SOME trunk space.
Are there any other vendors that do the two more inward dips in the trunk.
or I know Wicked CAN do the two outer dips.
Or if there are any other amazing TWO SUB setups please post, I need some info and ideas so I can hurry along with this audio setup.