Thule Sonic Medium Rooftop Cargo Box Review - 2011 Mazda 3 Video

Review of the Thule Sonic Medium Rooftop Cargo Box on a 2011 Mazda 3

Today on our 2011 Mazda 3, we'll be test fitting the Thule Sonic Medium rooftop cargo box, measuring 13 cubic feet, in color glossy black, part number TH634B. With the Thule AeroBlade roof rack system on our vehicle, we'll begin our test fit by placing the Sonic directly onto our load bars. With the feet hanging out of the bottom of the box, we can adjust them as needed to fit around our load bars… see more >