Just to demonstrate that you can easily change the oil filter on your turbo, RCC has posted the first (and maybe last!) "how to" video, which is posted here for your enjoyment:
https://www.youtube.com/watch?feature=player_embedded&v=iOGRJl02j9M#at=179
https://www.youtube.com/watch?feature=player_embedded&v=iOGRJl02j9M#at=179