Alientech KESS3 Slave – Car – LCV Bench-Boot Protocols activation


Alientech KESS3 Slave – Car – LCV Bench-Boot Protocols activation

198 in stock


Alientech KESS3 Slave – Car – LCV Bench-Boot Protocol activation for Cars and LCVs. Included 12 months of subscription. The Alientech KESS3 replaces the Alientech KESSv2 and Alientech K-Tag which have probably been the most popular tuning system and tool anywhere over the past 10 years or more.
Unlike the previous Alientech tuning tools. The KESS3 has the ability to be activated either as a Kess3 Master tuning tool, or a Kess3 Slave tuning tool. In addition, it can be activated as either OBD, Bench / boot, or Both. So the one single Kess3 can offer both OBD tuning and Bench / Boot tuning from one device.

As such, the new Kess3 offers unbelievable coverage and flexibility. This combined with regular updates, low running costs and ability to move from slave to master. And OBD to Bench / Boot makes the Alientech KESS3 the leading tuning tool. The Alientech KESS3 does not come with tuning protocols as standard, this item is the hardware and basics cable set.

You can add protocols (vehicle coverage) in our online shop too.  Just select from Cars, Bikes, Agricultural/trucks, and Marine protocols, or any combination of the protocol packages. If in doubt, please ask If you would like a demonstration of the Alientech KESS3 tuning system. If you contact our support team we will be happy to arrange this for you.

You can see more on how to use and tune with the Alientech KESS3 here 

Alientech tuning training courses, software training, and tuning files provided 7 days a week, 364 days per year. If you don’t see what you are looking for mail us

Alientech KESS 3 is an upgrade from Alientech KESS V2 and the K-Tag Tuning Tools

Alientech KESS3 Tuning Tool Hardware and Cable Set. The Alientech KESS3 replaces both the Alientech KESSv2 Tool and Alientech K-Tag Bench Tuning Tool.  Therefore, Alientech KESS3 is a multi-use Tuning Tool combining both functions of the Alientech KESS v2 Tool and the Alientech K-Tag Tool. So, in one cost-effective tool, you have the ability to perform OBD, Bench and Boot Tuning Methods.

FREE Video on KESS3 Functions

Click the links below for a FREE demonstration of Alientech KESS3, please enrol free of charge on this website to watch these demonstration videos for FREE.

  1. Alientech KESS 3 OBD Remap Methods
  2. KESS3 Bench Remapping Demonstration of Method
  3. Alientech KESS3 Boot Remapping Method Demonstration

Benefits of Buying a Blank KESS3 Tuning Tool

Alientech KESS3 has the ability to be active either as a KESS 3 Master Remap Tool or, a KESS3 Slave Remapping Tool. In addition, it can be activated as either OBD, Bench, Boot, or Both.  In one KESS 3 unit you get both an OBD Tuning Tool and Bench, Boot Remapping Tool wrapped up in a single device.

Greater Coverage and Affordability = Profitability

With increased vehicle remapping capability and having access to all the remapping methods.  Alientech KESS3 offers extensive vehicle type coverage and flexibility.  The opportunity to remap more vehicles from one tool. Combined with regular updates from Alientech and the ability to move/upgrade from Slave to Master; the affordability and flexibility offers you a strong potential to increase profits.

Flexible Protocol Options

You can add protocols (vehicle coverage) right here in our online shop too. Just select from Cars, Bikes, Agricultural, Trucks and Marine Protocols, or any combination of the protocol packages. With both Slave and Master Options available. If you need more information before you purchase, please contact Viezu at, and we can assist you in selecting the right protocols for your remapping business.

Each Alientech KESS3 with Slave protocols must be linked to a KESS3 with Master protocols who will provide your tuning files, software, and support. If you don’t have a master ready to support you, we can do this directly. If you do have a master tuning file provider ready to support, please confirm the details of the master KESS3 at the time of order, and we will do the rest.