Author: simon white

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Thinking about upgrading to a KESS3 or a FLEX, or the advantages of owning both? We take the Alientech KESS3 vs Magic Motorsport FLEX and compare these two industry leading tuning tools head-to-head to see how they actually perform when it counts. Whether you’re looking for the fastest read/write speeds, the most fair subscription model or the safest hardware for ECU cloning, we’ve got the answers.

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For over a decade the Alientech KESS V2 has been a go-to tool for ECU remapping professionals, offering stable and reliable performance. However, with the launch of the new Alientech KESS3 we wanted to explore the differences. This article provides a definitive technical comparison of the new Alientech KESS3 and its predecessor, the KESS V2, helping you to understand if it’s time for you to upgrade.