Newsletters
- December 22nd, 2009 - HARTGE Newsletter - A merry Z4 announcement for the New Year
- November 27th, 2009 - Revo ECU and DSG Software Sale
- October 27th, 2009 - HARTGE Newsletter - INDIVIDUAL finish
- June 17th, 2009 - Hofele-Design Newsletter
- June 5th, 2009 - HARTGE Newsletter - The HARTGE program for the X6 (E71)
- May 8th, 2009 - Peak Performance Features in You Tube Chip Tuning
- March 31st, 2009 - HARTGE Newsletter - stainless steel rear silencers for the 1 series