Today on our 2012 Honda Odyssey, we'll be test fitting the Thule Sonic Double XL rooftop cargo box measuring 22 cubic feet in glossy black, part #TH636B. With a factory roof rack system on our vehicle, we'll begin our test fit by placing our Sonic directly onto our load bars. With the feet hanging out of the bottom of the box, we can adjust them as necessary to fit around each bar. We'll open… see more >