Im look7n to builld a box forr 2 addictive audio version 2 12 inch subs. Amp is the addictive audio 100.1. I want to be tuned to around 30hz, I was wanting to know if this willmwork? http://img339.imageshack.us/img339/6...z40sqinpp5.png all this is going im to the back of a jeep grand cherokee. Thanks in advance

Ethan