Existing KESS v2 and K-TAG users are eligible to upgrade to the new KESS3. Submit your upgrade request here.
The Alientech KESS3 Master is the latest innovation in ECU and TCU tuning, designed for professionals seeking versatility, speed, and reliability. Combining OBD, Bench, and Boot programming modes in a single device, KESS3 delivers unmatched performance for reading and writing open BIN files across a broad range of vehicles and gearboxes.
- Three-in-One Functionality: OBD, Bench, and Boot programming in one compact tool.
- Powerful Hardware: Advanced microprocessor, high-speed data transfer, and future-ready with GPS, accelerometer, Bluetooth, and Wi-Fi.
- Flexible Subscription Model: Annual updates, support, and online services—first year included (value: €1300). Subscription is not required for basic use, but needed for updates and premium online features.
- No Default Protocols: Choose and add only the protocols you need from the options above.
- Complete Kit: Supplied with carry case and essential cables.
(Customise your KESS3 with the protocols you need)
- DynoDrive Activation
- Gearbox/TCU Protocols
- Car/LCV OBD Protocols
- Bike/ATV/UTV OBD Protocols
- Agriculture/Truck/Bus OBD Protocols
- Marine/PWC OBD Protocols
- Bench-Boot Protocols for all supported vehicle types
- Micro Pin Adapter Cable Set (Bosch MDG1)
- XL Extra Large Pin Adapter Set
- Universal Bench Cable with Micropins
- ECM Titanium V3 Promo (software)
- Performance: 7x faster than previous Alientech tools, with instant communication line recognition (OBD, CAN, FlexRay, K-Line, and more).
- Future-Proof: Built-in GPS, Wi-Fi, Bluetooth, and accelerometer for upcoming features and updates.
- User-Friendly Software: The all-new Alientech Suite offers a modern interface, daily protocol updates, multi-language support, and direct access to technical help.
- Daily updated vehicle/protocol list: Check supported vehicles
- Direct access to the Alientech help desk and development news via the software.
- KESS3 Master tool
- Carry case
- Cables
- 1-year subscription for updates/support/online services
No protocol activation is included by default—please select your required protocols to tailor your tool.
Alientech KESS3 Master – Professional ECU & TCU Programming Tool is currently "build to order" and will ship as soon as it is assembled.
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Important Information for International Orders
Important Information for International Orders
Please note that all international packages may be subject to customs charges and import duties, which are the responsibility of the recipient. These fees vary by country and are determined by local customs authorities.
We recommend that you check with your local customs office for more information on potential charges before placing your order. Thank you for your understanding, and please feel free to reach out if you have any questions!
Delivery and Shipping
Delivery and Shipping
We do not guarantee Next Day Delivery. If you need something urgently, please contact us and we will do our best to support you.
Shipping and UK VAT charges are calculated at checkout. Prices shown on our website do NOT include VAT.
Alientech KESS3 Master – Professional ECU & TCU Programming Tool
Payment & Security
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