Why not try tuning the extractor yourself?
Nothing is required but your hands, the slide, the extractor, 1 round of ammo and some patience, care and observation.
Google yields a ton of how to's and videos.
Extractor Tuning Tips
ps: I tuned one at the range this year, so I could immediately test out my results. It took me 2 attempts to get acceptable results, but the whole operation took less than 15 minutes for test fire, field strip, adjustment, re-assembly, test fire again and satisfaction.