Here is a nice trailer for a recent one:
Run With Fear about nuns selling slaves to the Turks :)

http://www.boundheat.com/new/run_with_fear/movie_preview.html

Bump I cannot find it anywhere??

I just made the first episode of an ongoing nunsploitation web series. Hasn't gotten erotic quite yet though, more violent and humorous. http://youtu.be/YyjYhY7QkN0