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Product image 1HONDA GROM 2014-20 Race RS-9T Ti-Ti-CF High-Mount
Product image 2HONDA GROM 2014-20 Race RS-9T Ti-Ti-CF High-Mount
Product image 3HONDA GROM 2014-20 Race RS-9T Ti-Ti-CF High-Mount
Product image 4HONDA GROM 2014-20 Race RS-9T Ti-Ti-CF High-Mount
Product image 5HONDA GROM 2014-20 Race RS-9T Ti-Ti-CF High-Mount
Product image 6HONDA GROM 2014-20 Race RS-9T Ti-Ti-CF High-Mount
Product image 7HONDA GROM 2014-20 Race RS-9T Ti-Ti-CF High-Mount
Product image 8HONDA GROM 2014-20 Race RS-9T Ti-Ti-CF High-Mount
Product image 9HONDA GROM 2014-20 Race RS-9T Ti-Ti-CF High-Mount
Product image 10HONDA GROM 2014-20 Race RS-9T Ti-Ti-CF High-Mount
Product image 11HONDA GROM 2014-20 Race RS-9T Ti-Ti-CF High-Mount
Product image 12https://www.youtube.com/embed/F6yQJ_VRIeg?rel=0

*Product may vary by application

HONDA GROM 2014-20 Race RS-9T Ti-Ti-CF High-Mount

SKU: 121211R720

Regular price $799.99

MADE IN USA

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Race Series Exhaust System


By filling out the form below you acknowledge that the item being purchased is for racing only and this vehicle will never be used on public roads or land.

The product that you are purchasing is designed and intended for closed course competition use only and is labeled as such, i.e. Yoshimura "RACE SERIES." Yoshimura RACE SERIES products are neither designed nor intended for use on PUBLIC ROADS or LAND. Such use is prohibited by Federal and State regulations.

I have read, understood, and agree to Use Restriction Terms.



(Payment Options Available at Check Out)


Emissions Compliance Declaration: QUALIFIED MANUFACTURER DECLARED "MODIFIED PART"


WARNING: Cancer and Reproductive harm - www.p65warnings.ca.gov


When it comes to the Honda Grom (MSX125), Yoshimura has had it covered from the day this small bore bike landed on our shores.

Introducing the ultimate racing exhaust system, the RS-9T high mount for the  Honda Grom. Crafted in Full titanium made from premium grade Japanese titanium for significant weight reduction and heat dissipation. Beautiful matte carbon fiber details. If you want to capture every advantage on the race track you need this system.

If your serious - it's only Yoshimura. Proudly made in the USA!

Benefits for the Yoshimura RS-9T titanium system include:

  • Insanely light at 4.6 lbs. (3.4lbs for 1st gen Grom)
  • Includes a carbon fiber heel guard
  • Significant power and torque gains across the spectrum
  • 18mm Lambda / o2 sensor bung
  • Muffler tucked under rear seat body cowling to minimize crash damage
  • RS-9T muffler allows the use of 5 sound insert options to customize power delivery and sound reduction.
  • Inserts available:
    • SA-15-K (Spark Arrester)
    • SA-14-K (Spark Arrester)
    • INS-RS9A-K
    • INS-RS9B-K
    • INS-RS9C-K

    Race Series Exhaust System

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    FOR CLOSED COURSE COMPETITION ONLY; NOT INTENDED FOR STREET USE

    If you're looking for that competitive edge, look no further than our Race Series. These exhaust systems are designed with nothing but power in mind. Each Race Series system is developed in accordance with noise compliance regulations imposed by most racing sanctioning bodies worldwide.

    Vehicle Fitment

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  • Honda GROM 2014
  • Honda GROM 2015
  • Honda GROM 2017
  • Honda GROM 2018
  • Honda GROM 2019
  • Honda GROM 2020
  • Reviews

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