Tuning Service - Vortex ECU YFZ450RSend your Vortex ECU for custom tuning. Get every available horsepower from your YFZ with the same tune used by many top GNCC racers. Select "Custom Tune", list your YFZ's modifications and we will handle the rest. We will update the firmware and install our custom tune. Typically tuned and shipped back within 1 business day. Improved starting firmware update to reduce battery drain Lower fan on temp. Set to 170 deg or your preferred temp Roll over
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