OBD tuning tool

KESSv2 allows you to read and write the ECUs of cars, bikes, trucks, tractors and boats simply connecting the tool to the diagnostic port.

The final solution

Read and Write an ECU via OBD: using KESSv2 is quick and easy.


A unique software to manage your tools.

KESSv2 Master

The Master version of the tool allows you the complete access to the stock files located in the ECU. Once read and modified, the KESSv2 will allow you to rewrite (FLASH) the edited file back to the OEM ECU.

  • Identifies the vehicle you wish to work on

  • Monitors the battery voltage

  • Saves the vehicle’s original injector codes, whenever there is the risk of a loss

  • Checks and clears any DTC in the ECU

  • Automatic Checksum Correction

  • Writing the flash is always accomplished, even in the event of PC malfunctions.

  • Restore capabilities in the event of in the event of error

KESSv2 Slave

The Slave version of the tool will allow you to start choosing who will supply you new equipment and tuned files among our wide network of Tuners all around the world, letting you make the first steps into the chiptuning world. With a Slave equipment, you can:

  • Read and write tuned files from the most experience tuner network in the world

  • Reading and writing is made easy with our step by step walk-through software; all software updates online automatically every time you open your tools

  • Achieve significant results in your work, while saving time and avoiding errors