Thule Sonic XXL Rooftop Cargo Box Review - 2014 GMC Yukon XL Video

Review of the Thule Sonic XXL Rooftop Cargo Box on a 2014 GMC Yukon XL

Today on our 2014 GMC Yukon XL, we'll be test fitting the Thule Sonic XXL Rooftop Cargo Box with 22 cubic feet of space in metallic silver, part number TH363S. With the factory roof rack on our Yukon, we'll begin our test fit by placing the cargo box up onto the vehicle's crossbars. After positioning the clamps to fit over the bars, we can unlock the box and open the lid exposing the two closest… see more >