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Allow smooth and even entry of air at high velocities into the intake manifold.
High Quality 3D Printed Velocity Stack to improve the sound of your Honda Grom MSX125.

Go from Grom to GROOOOOOM!!!

100% Made in USA. The finest PLA/Carbon Fiber filament is used during fabrication.
By purchasing this item you are supporting a local fabricator.

Comes with 60 day warranty.

This kit Includes a Hose Clamp for easy and quick installation.

Click here to purchase

2018 Honda Grom
Installation guide:

1-Locate the airbox and remove the 8 screws.

2-Remove the single screw holding the air filter.

3-Remove the factory cold air intake tube held by a metal bracket. (The bracket is being held by two plastic rivets, using a set of pliers make the removal much friendly).

4- Add the provided hose clamp and the Velocity Stack. Tight the clamp until there is a good solid mount.

5 - Add the the air filter to the air box, start the bike and listen the difference.

6- Add the airbox cover and put all 8 screws back.

7- Go for a ride.

Legal Disclaimer:

  • This product is not legal for sale, installation, or use on a pollution-controlled vehicle in the state of California. This product is not carb legal. Legal only for racing vehicles in closed course competitions which will never be driven on a public right of way. (Yes I know)
This product is legal for closed-course competition use only; for racing vehicles (a competition vehicle not used on public highways). Intended for off-road use; does not meet regulations of pollution-controlled roads or highways.


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