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Worth. Every. Penny.
I didn't buy this package...I bought the flash tool first. With the update to the ECM and the changes in the tuning that the flash tool allowed, there was a noticeable difference, and it was pretty good.
Then I got over the price and sprung...
Review on 05/09/2024
10 years and still the best! 5 stars!!!
I have run this setup from GTM for 10 years now on my 2012 Moto Guzzi Stelvio NTX.
Since the day I first self-installed the complete system, (a straightforward and simple process) I am thoroughly convinced that I have the best running Stel...

Review on 26/04/2024
Fantastic upgrade
As a new owner of a used 2020 1400 California Touring I was impressed with it's innate power and smooth running. But I know that fine tuning of the fueling system can only be a good thing for the engine so I sprung for this kit. I am truly amazed at...
Review on 11/03/2025