I think it’s hard to significantly improve the 6th gen ‘use ability’.
Form - it’s already pretty sculpted and the outside looks great. Better paint maybe and better interior trim. Ditch the alcantara.
Function - hard to improve 6th gen 1LE handling, but more power would be cool. A place to...
2 doors, manual transmission, more power and for crying out loud put a decent stereo in it. My youngest son’s Ranger has an infinitely better sound system.