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.

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The final solution

Read and Write an ECU via OBD: using KESSv2 is quick and easy. Ask now for the list of supported vehicles.




A unique software to manage your tools. Find it out now.


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 error

K-Suite Software

When using our KESSv2 you will have security of checksum correction as a standard feature as well as the supplied K-Suite software will also eliminate any concerns about proper connection to the ECU by including a step-by-step procedure with pictures.

K-Suite, included in the KESSv2 tool, is the software the allows you to read and write the ECUs of cars, bikes, trucks, tractors and boats. You can save it on your Windows PC and then edit the files with your dedicated mapping software to get the best from your OBD tuning equipment.

If there were ever an issue with the procedures, the Recovery function will allow you to restore the ECU.

Ask now for the list of supported vehicles

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

If you purchased a KESSv2 Master, do not hesitate to contact us; we can help you to build your Slave network.


K-Suite. The software for your KESSv2 Easy to use, always updated.

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KESSv2 Accessories

With the included cables you can connect KESSv2 to the OBD connector properly on any vehicle.

KESSv2 accessories are the perfect complement to increase your sales and broaden your market.


KESSv2 and K-TAG
Seamless Integration

Using K-Suite, you can manage KESSv2 and K-TAG in the same software. Complete your equipment with K-TAG to work directly on the engine control units while on the bench.

KESSv2 and K-TAG are the right gear to start your work.

Request information about KESSv2

Fill in and submit the form to get the list of supported vehicles and be contacted.

In order to submit the form you have to consent to the processing of personal data.

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+39 0161801025

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KESSv2 is a product by Alientech. All rights reserved