Hi there, truck owners. Today, our 2016 GMC Sierra 2500 we're going to be taking a look at, and showing you how to install Bestop's Trekstep. This is a side mounted step, which makes it easy to get into things like your toolbox. Maybe if you've got any roof mounted accessories or over the cab ladder rack, you could easily get up here to get to those items. If you didn't have a toolbox in here,… see more >