Originally Posted by Wicked CAS

For those wanting to secure the enclosure down, this can be achieved by drilling a small hole in the enclosure where the spare tire nut would be. By using the nut inside the box instead of underneath you can lock it down. However there is a downside. If you ever have a flat tire and need to get to the spare you will need to take the subwoofer out of the enclosure to remove the magic box. you will need to line it up perfect with the hole the spare tire bolt goes into and of course I would recommend some type of a sealer around the hole to stop any air leaks.