RS 125 > 2017 - 2022

650 GT / MT / NK > 2021 - 2024

Plugging in one of our dongles sends a signal to the control unit to lower the mix one notch and set the AFR to 13

Street Cup > 2017 - 2019

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Fuel Dongle PP-01 ec07 RS 125 > 2017 -Description Description: This kit is used to eliminate and emulate the O2 sensor located in the exhaust manifold and correct the air fuel mixture. Today's engines are designed to meet very strict emission regulations. To do this, they reduce the stoichiometric mixture (AFR) in a certain RPM range, making the engine run lean on gasoline. A lean burn engine will be unstable, jerk, overheat, and have a noticeable loss in performance. Advantages