Dorman Products, Inc. Releases Over 50 Formerly "Dealer Only" Parts to the Aftermarket in Its 2009 Service Dealer Guide, Volume 2 COLMAR, PA--(Marketwire - November 10, 2009) - Dorman Products, Inc. (NASDAQ: DORM) announced the release of its 2009 Service Dealer Guide, Volume 2, featuring over 50 formerly "dealer only" parts...