Thule Sonic XXL Rooftop Cargo Box Review - 2008 Chevrolet Silverado Video

Review of the Thule Sonic XXL Rooftop Cargo Box on a 2008 Chevrolet Silverado

Today on our 2008 Chevy Silverado well be test fitting the Thule Sonic XXL Rooftop Cargo Box, part number th636s. Well begin our test fit by placing the cargo box onto the vehicles load bars. Well unlock the box and open the lid exposing the four knobs which control the claws. Well tighten down the two closest knobs to bring the claws up around tightly against the load bars. You can tell when… see more >