Who are some of elite sub woofers?

mzkmxcv"It’s a subwoofer, impossible for it to have soundstage depth, unless talking stereo use with each sub playing either the left or right channel."

This is a Statement of Faith and for that reason, logic, and explanation by definition there is no arguing, disputing, or challenging the poster’s Faith or his Belief. However it is easily contradicted, invalidated, and rendered false by actual science, engineering, and experience but some people like to reference a "Book" to explain, justify, or rationalize their Beliefs, Convictions, and Practices. Say Hallelujah!

jhajeski" I’ll never buy another brand"
This kind of irrational, illogical, and kneejerk reasoning will severely limit, restrict, and confine your ability to improve, refine, and advance you’re Music Reproduction System.