JST Performance now offers a lifetime tuning option. This means that you can purchase our lifetime tune for 91/93 and get unlimited retunes for as long as you own your car. Going from Stage 1 to Stage 3? No problem, with a lifetime tune, your covered! This product is intended for customers who have already purchased a COBB Accessport and want to upgrade to a lifetime 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 (if applicable). 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. Feel free to contact us at firstname.lastname@example.org with any tuning related questions.
*Changing or adding another fuel option or upgrading to a big turbo will require an additional tune purchase
**JST Performance has the discretion to change pricing/option/product availability at any point in time if needed
*Tunes are non-refundable once purchased