Ez Lynk Tune Upgrade from Temporary to Permanent Link for 2019-2023 L5P Duramax

If you purchased a 4 week temporary Link from Motor Ops or one of our distributors this product will upgrade you to have permanent tuning access to our tuning library for your vehicle. Please note - this product is only available for VINs within our database already. If you do not have tuning in your truck through Motor Ops on EZ LYNK then this product does not apply to you.