I was looking on getting this for my 2010 F150 Screw:
http://www.supercrewsound.com/commer...d=362&catId=58

But it states that the mounting depth for a 12" is 5 inches.

Yet, every sub I've looked at is more than 5 inches.

Any suggestions on subs that can be used with the box?

 

The best option for you is this sub which is what I have:

https://www.f150online.com/forums/ev...ustom-box.html