Don't usually peruse craigslist but here is a screaming deal on oem sliders with a pair of steps if your in the Seattle area.
https://seattle.craigslist.org/tac/pts/d/puyallup-hummer-h3-rock-sliders/6784167378.html
https://seattle.craigslist.org/tac/pts/d/puyallup-hummer-h3-rock-sliders/6784167378.html