It would entail the relocation of the rear wiper motor, mount and wiring. It would also require adding window struts and mounting points. This would have to be a complicated custom endeavor. The second Gen Honda Pilot and 2 Gen CRV had the rear opening windows. It was one of the greatest options available. It requires a tailgate mounted wiper and internally mounted window strutshas anyone tried upgrading their rear window to be a pop-out or a fold out window?