Compatibility with the following models:

RC 390 > 2020 - 2024

✔️ The ECU will automatically correct itself

such as heavy traffic

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Anulador Mariposas Secundarias STVE-12 SS57 Compatibility with the following models:Description The secondary throttle actuator servomotor (STVA) frequently fails and is usually not available as a replacement part, but only with the complete throttle body, which is very expensive. Therefore, it is common to remove the secondary throttles to avoid this unnecessary cost. On some motorcycles, Removing the secondary butterflies can also increase performance. The STVE emulator connects to the ECU's STVA and STPS pins to provide the