These work great: https://www.weathertech.com/ford/2015/transit-connect/side-window-deflectors/
Little expensive, but they fit well and installed easily. Lets me crack the front windows when camping.
Do you recall if the power seat versions did this as well ? I'm contemplating a swap from the 6 way manual seats. Normally i would just stop by a dealer and test drive a few, but the rona and all...