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      01-03-2013, 05:35 PM   #4
sales@ESSTuning's Avatar

Drives: ESS M3 / M4
Join Date: May 2007
Location: AZ

iTrader: (6)

Originally Posted by M3FREAK View Post
ok im a little confused...i was under the imoression that you dont have to flash back whenyou go into get serviced bc they wont be able to track this true or nit? Roman can prolly help bc i have an ESS rune but am waiting to put it on until i order a pulley kit...tha ks for info in advance
Depends on your comfort level with your dealer / service advisor. If you want to have your original software in for dealer visits you can reload it before you go. Many leave the tune in during general visits but that decision is up to you.