I'm thinking of getting one of these for my new Morel Ultimo 8's. I think it's cool that someone is selling a tuned box custom done for Morel Ultimo dual 8's

They also claim it's tuned at 33 hz. This would get away for my cars RF of 40 hz, and thats a plus.

Have any of you tried a slapbox?

LAB SlapBox™ 1.10 ft^3 Ported MDF Enclosure - 2 x Morel Ultimo 8 Subwoofers