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The Master version of the KESS3 allows you the flexibility to read and write to the ECU without limits. The Master tool will read and save an "unlocked" file. Once the Master files have been read and saved, you can use a calibration editing software, like our ECM Titanium, to make the changes to the file. After saving the file, the modified version can be rewritten to the ECU using the Master tool; this is also known as FLASHING. During the "flashing" process, the KESS3 tool will correct the che

Flex Chiptuning tool: programmer for ECUs and TCUs

Flex is an innovative programmer for mechatronic workshops that fully supports the latest developments in the tuning and vehicle repair industry. Now fully customizable. Choose your software, upload your company logo and create your chiptuning tool.

Main features:

- ECU & TCU Programmer

- Over 25,000 Supported Vehicles

- Intuitive Software

- Limited Lifetime Warranty

- Tech Support