Here are the front ducts all in place and going to the doors. It looks like it might work.

Pic 2 is the rear duct getting a ramp, you’ll see why soon.

Pic 3 is another idea I’ve worked out for the PAX or Guy/Gal in the back (GIB) outlet Its better than the previous one already floxed in place. Here you can see the blue foam former ready for some glass.

Front ducts

Rear duct modification

Air corner turning device