Today on our 2012 Toyota Sienna we'll be test fitting the Yakima RocketBox Rooftop Cargo Carrier 11 Cubic Feet in Black, part number y07193. With the factory roof rack system assembled onto our vehicle we'll begin by placing our RocketBox directly onto our crossbars. We'll want to go ahead and set the box all the way forward so we can have access to our rear hatch.To adjust our feet we'll need to… see more >