Today on our 2014 GMC Terrain, we will be test fitting the Thule Force Medium rooftop cargo box. That's part number TH624. It offers 13 cubic feet of space. Comes on a nice aero skin black finish. With our Thule Aero Blades already installed on our vehicle, we can go ahead and set our box on top. What I would like to say for this application today, we have removed the rear antenna of the vehicle… see more >