Sound that makes your whole body shake, and heart feel like it is going to stop. I like Bass that vibrates every hair on your body, and rumbles your insides.
Then a ported box tuned to say 32hz sounds like a good match. I'm not familiar with your subs. Look up the manufactorers specs and see the required box size. Then go to Moelesters box plans and pick one that will work for you. Build it up properly and test alignment directions.
To phat tony, and lakota, "Don't be a couple of little Bi****s, it was a simple question to see if anyone had some good advice, or things they have tried. My box I have now does the job just fine, was just curious, "Di**s".