STAGE 1 - MOUNTAIN MAX 21+
STAGE 1 - MOUNTAIN MAX 21+

STAGE 1 - MOUNTAIN MAX 21+

Regular price $599.99
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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.

Did you know that whenever you want you can improve your stage !
You just have to pay the difference between both stages !
This gives you the flexibility to start with the first stage option and upgrade to a more powerful stage without having to pay the full price again.

Did you know you can also add a warranty to your modified vehicle ? click here

Perfectly matched to the original configuration for precise fit and easy installation. Need only slight simple adjustments.

  • Fits Yamaha 2021 & up 2 stroke 800cc 
    Yamaha Mountain Max
  • Get this ECU Flash by a simple plug into the diagnostic of your powersport vehicle by one of our certified dealers
  • Or by sending us your ECU
You will get the same performance and quality, no matter which option you choose

    PRECISION EFI

    KM+ WARRANTY

    Our confidence in the quality and reliability of our products allows us to release the world's first exclusive warranty coverage for modified vehicle.

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    adventure ready

    All our product are ready for your adventure. From race to trail riding , our products will meet all your expectation.

    100% canadian

    We are proud to offer you products made in canada.

    100% guarantee

    Our parts are 100% guaranteed, we make it our duty to offer you the best product on the market.