Originally Posted by Mick_12Nismo

No velcro necessary, even with "spirited" driving. There seems to be enough friction between the fabric on the sub and the rear mat. I've never had it move around on me - although I remove it, and everything else in the back, when on track.

I like the idea of where you have placed yours. What are your plans to secure it if/when someone in your passenger seat moves the seat forward?