That was until I found the "Extra Fields" and their power.
Yes, they are powerful, but when combined with K2 Filter.... oh my... - It's is everything I ever looked for. You can easily option in/out an extensive list of options, to give your site the look you want!
And the support? Maybe I was lucky, but I had my forum questions answered in less than 30 minutes.
I was about to give this Extension a 4 star rating because of "pagination" issue, but the creator told me they are figuring a way of solving it, so....