Good luck and post pictures. Everyone wants to do this until you realize the unibody would need dto be basically cut in half longways to fit a RWD drivetrain underneath. But, good luck..
Does it have to be from Canada? Plenty of online touch up paint resources. Here's one.
https://touchupdirect.com/touch-up-paint/dodge/journey/#pf-year=2016
All you will find is the "strap on" kind. And, honestly, the DJ is not meant to tow something big enough that you would need them. Something like you are referring to would be a total custom installation.