Alientech KESS3 Tuning and Remapping Tool 

Alientech KESS3 Tuning and Remapping Tool is now available. The Kess3 provides OBD, Bench as well as Boot programming.

The all new Alientech KESS3 is the most advanced remapping and tuning system created in the chiptuning industry. The new Alientech Kess 3 is unique in terms of functionality, convenience, and versatility

A simple and straightforward interface is provided by Alientech’s KESS3 to the engine control unit or automatic gearbox. Therefore, there will be access to the controls suitable for both young engine tuning enthusiasts and the most specialized tuning technicians.

Alientech kess 3
Alientech KESS3 Tuning and Remapping Tool

Chiptuning and remapping for Engine and Gearbox ECU control units all in one tool.

Alientech KESS3 combines the tuning modes in remapping tool. OBD, Bench and Boot tuning.

OBD – The OBD mode allows access to the ECU data through the On Board Diagnostic port.

BENCH – A smart new interface direct to ECU connectors gives complete access to the software data

BOOT – This remapping and tuning mode allows access all ECU system data. You can read, write and clone ECU’s in this mode.

Master or Slave Tuning Tool Options

The Alientech Kess 3 is a single remapping and tuning tool in one device. It can be configured as either a master or slave tuning device by adding protocols.

Master: The master format allows you to edit the software files extracted independently yourself.  And as such, the read files can be loaded into your choice to tuning and remap editing programs to make these changes.

Slave: If you are not looking to write your own tuning software. The slave device is likely to be the right choice. In this mode you can work with a designated master tuning file provider who will support your remap file requests. VIEZU will be very happy to offer this service and support 7 days a week. And therefore, the team will be on hand to discuss tuning files, training and support for your tuning business.

Alientech KESS3 Tuning and Remapping Tool
Alientech KESS3 Tuning and Remapping Tool

Kess 3 – 30 years of experience and passion.

Alientech has designed and developed remapping tools for ECUs since 1991. Alientech’s Kess 3 tool incorporates all their experience driven by passion.

Every aspect of the KESS3 has been carefully considered for maximum performance. Besides being easy to use, it offers great flexibility.

The microprocessor is brand new, and it is equipped with the latest generation of I/O interfaces. Furthermore, new sensors as well as high-performance Flash and EEPROM memories are built-in. This is merely a brief overview of the new KESS3 remapping tool


Tuning is performed by the most powerful microprocessor. Compared to the previous generation of remapping tools, the Kess3 is 7 times more powerful. Resulting in greater reliability, more efficiency, and faster processing.

Communication lines
KESS3 automatically detects the right communication channel. This enables it to work faster with only the OBD cable. Ethernet, FlexRay, CAN Bus, K-Line, L-line, J1850, J1708. Therefore, all the major communication lines are required to initiate a remapping process.

The Future of Remapping.

Kess3 is already equipped and capable of GPS, Accelerometer, Bluetooth, and also Wi-Fi. Many exciting new features are in the works and will be available soon.

Fast Performance

Importing and exporting remap software files to and from the KESS3 is up to 10x faster using the new USB hardware. A new web infrastructure has also been added by Alientech, making KESS3 even faster. This results in improved speed and performance with Alientech cloud-based operations.

Resilience and Durability for the workshop environment.

KESS3 case design is new too. The tool is design has versatile and tough mobility. This is due to the tough durability of the materials. The KESS3 is has a tough fiberglass shell. This provides a lightness and yet flexibility, resistant to shocks and vibrations.


Alientech Suite kess 3
Alientech Suite

– NEW Operating Software.

 A new operating system is also with the new tool. A new design that is faster, easier-to-navigate operating suite, completely new.

Offering better vehicle list access with a new user dashboard. Favorite vehicles can now be in a list. There is also a history of previously tuning too.

Compatibility List 

Each day, more remap protocols and vehicles become available. They are online at Multilingual technical training instruction is also available.

Customise your KESS3.

Alientech offers flexible activation and protocol setup according to your needs.  Therefore, based on the tuning you have done so far, you can choose the best configuration. In addition, you may add new features as you need them.



Type of Vehicles 

Kess Activation protocols are available in packs by vehicle type.
You can pick from, Car, Motorcycle, Truck / Tractor and Marine protocol packages to remapping.

Communication Methods :  OBD, BOOT and BENCH connection from KESS3 to the vehicle / ECU

Where to Purchase Alientech Kess tuning tools

You can see the full range of Alientech Kess 3 tuning tools, software here in the Shop:

If you would like to see the kess3 in action, please follow this link to the VIEZU free training and demonstration site. Kess3 Training

Worldwide sales to almost all destination, Tax free with fast door to door delivery

If you have any question, or need help and advice, please mail the team at