This guy that I frequently check up on on Twitter just posted some really incredible 3D printed objects that he has airbrushed after printing. Check these out.
https://pbs.twimg.com/media/Bm-duzSCcAAWZFM.jpg
https://pbs.twimg.com/media/BndfLQdCMAAZ-xG.jpg
He printed these on an Ultimaker 2, and then painted them using an airbrush.
