need help with enclosure 2 12 dc xls

[Loops12]

Hey everyone,

I was wondering if I can get help fom the experts. I want to build an enclosure for 2 dc audio xl 12's. I will be running these of a ct sounds 4k. Im going to seal of to the cabin. I Want to tune 33 to 35 hz. Car is a 2009 chevy impala ls

[Joe X]

Max dims for a box?

[Loops12]

Max dimensions are w36 h17 l22

[Loops12]

Any help will be greatly appreciated. Thanks

[Joe X]

So here is a suggestion, power: to subs rated, amp subsonic filter to 28Hz, minimum port clearance 5", figure is just an assembly guide:

NOTE: If building outside you need to build a cardboard dummy box to test fit in it's way inside.

[Loops12]

Joex, thanks so much.