I've never had a great system for organization on trips. It usually just ends up being a huge mess of stuff crammed in the back. Watching the Classifieds a Group Buy for these slides came up. The dimensions for the 3rd Gen didn't quite match up but a modification could make it happen, and add even more functionality.

Started with this:



Added one of these:



And ended up with this:





Fits two large storage containers and two smaller storage containers underneath.



Loaded up! (Not going to use the bungee cords on the heavy stuff of course, just getting a feel for fit) And it sits behind the backseat as well.





*Update*

Used it for the first time on a trip and it worked great! Couple of improvements coming soon!