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Accesstuner Pro HL for Porsche 991.2 Turbo, Carrera, and 718 Models

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Accesstuner Pro HL for Porsche now allows custom tuning of vehicles supported by a POR-010POR-011, or POR-012 part numbered Accessports!  Vehicles covered include all 2017 – 2019 Porsche 911 Carrera, Carrera S, Carrera GTS, Turbo, Turbo S, Turbo S Exclusive Series, 2018 GT2RS, and 718 Cayman/Boxster variants.

Due to the massive file size, Accesstuner Pro HL for Porsche will now be split into two installers.  The first installer will support vehicles using Accessport part numbers POR-001 thru POR-009 while the second is compatible with vehicles using our most recent additions, POR-010, POR-011, and POR-012.

Accesstuner Pro HL for Porsche (POR-001 thru POR-009)

Accesstuner Pro HL for Porsche (POR-010 thru POR-012)

In order to be compatible with Accestuner Pro HL for Porsche, Accessports must be utilizing up to date firmware.  If you are encountering issues custom tuning a supported vehicle, double check that the Accessport firmware is at the version listed below (or greater).

  • AP3-POR-010:
  • AP3-POR-011:
  • AP3-POR-012:

Accesstuner Pro HL requires an active software subscription, payment on file with us, accepting the new End User License Agreement, and your COBB Dealer login credentials. If you’ve yet to set-up your COBB Dealer credentials, have an inactive subscription, or don’t have payment on file with us, please contact our dealer support team at or 866-977-7441.

Accesstuner Pro HL software will have TWO active clients at a time for users with four or fewer suites and THREE active clients if you have five or more suites.  It will work offline for 7 days.  At that point, it will require an internet connection to function again. For multiple computers or for use on a new computer, you will need to contact our dealer support team.