go to http://www.ddaudio.com and look around on their site. there are basic box specs listed. pm if you want to know what worked for me.and ideas to get the full potential out of 2 DD 9515's in a pathfinder?
let me know how it soundsi cant wait till tomamrow, i get to hear an exploder with two of these running off of either one or two crossfire VR4000D's. gonna be crazy loud. its tuned low 30's and hitting just under 150