Thule Sonic XXL Rooftop Cargo Box Review - 2014 Ford Flex Video

Review of the Thule Sonic XXL Rooftop Cargo Box on a 2014 Ford Flex

Today on our 2014 Ford Flex, we're going to be test-fitting the Thule Sonic XXL Rooftop Cargo Box, with 22 cubic feet, base of metallic silver. It's part number TH636S. With our Thule Rapid Crossroads Refract System already installed on the Flex, we'll begin our test fit by placing our cargo box directly on to our load bars. We found this at the best time to get our feet in line so we'll go around… see more >