After my wife almost did a face plant last summer with the OEM 'springboard' steps installed the Lippert SolidStep version (
https://www.lci1.com/solid-step). Best mod after disc brakes done to this 5er. The Lippert's
to me seemed to offer just a bit more then the MORrydes for our needs. I also considered the TorkLift Glow Step but at an added 200 plus bucks didn't see the advantage over the Lippert or MORrydes except in tight spots which haven't happened yet after several thousand miles.
I am happy to see that MORryde has started advertising that tool box. I'll probably add that to my ever expanding list of 'needs'