JST Performance, LLC
*VW GTI JSTUNED Custom Tune (Mk6/Mk7)
This product is intended for customers who have already purchased a COBB Accessport and want to upgrade to a JST Performance custom tune. A COBB custom tune can be completed via e-mail or road tuning. Creating a full E-Tune allows us to work with your car's current modification list to create a custom tune specifically for you! We can incorporate 5 way map switching, FFS, LC, Etc. Select your tune options from the drop down menu. After purchase, be sure to look for the download button in order to download your tune information sheet. It is the customer's responsibility to fill this sheet out and return via email to begin the tuning process.. Contact us at email@example.com with any tuning related questions.
*Tunes are non-refundable once purchased