STAGE 1 - MOUNTAIN MAX 21+Regular price
STAGE 1 - 160 HP
Stage 1 adds 8HP to your 2021 Yamaha Mountain Max.
With this 8HP gain, you will also get a better throttle response.
This package has been tested and developed for trail and mountain riders.
You will have to install some adjustable ramps to lower down the RPM. The ideal engine speed is around 7900RPM.