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Product image 1KAWASAKI NINJA / Z 650 2017-19 Race ALPHA FS SS-SS-CF Works Finish
Product image 2KAWASAKI NINJA / Z 650 2017-19 Race ALPHA FS SS-SS-CF Works Finish
Product image 3KAWASAKI NINJA / Z 650 2017-19 Race ALPHA FS SS-SS-CF Works Finish
Product image 4KAWASAKI NINJA / Z 650 2017-19 Race ALPHA FS SS-SS-CF Works Finish

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KAWASAKI NINJA / Z 650 2017-19 Race ALPHA FS SS-SS-CF Works Finish

SKU: 14651AM520

Regular price $726.31

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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.com


The new Kawasaki Z650/Ninja 650 is turning heads for those looking for a great middle weight bike. Yoshimura is now introducing our Alpha Race Series. Alpha's styling, fit and finish result from investments made in technology, combining decades of hands on experience with the latest in digital design capabilities. Our new Race Series system not only drops over half the weight of the stock system, max horsepower is up 6.5% and max torque is up 3.1%. Plain and simple this system rocks, and the sound that is one of a kind Yoshimura!

One look at an Alpha system and you know it's something special!

  • More aggressive sound profile
  • Beautiful shape resulting from our Tri-Oval design heritage
  • Unrivaled fit and finish due to improved production tolerances
  • Optimized for maximum flow and improved ground clearance
  • Designed for durability and ease of service
  • Made with our exclusive Works Finish
  • Alpha FS weight stainless steel muffler: 9.1 Lbs vs Stock weight: 17.8 Lbs.
  • Configuration - Stainless Steel Header and Tail-pipe
  • Proudly made in the USA!
Instructions and Parts Diagram
Instructions / Parts Diagram

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.

Works Finish Explained

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New Yoshimura Works Finish takes on a unique coloring after it goes through a heat cycle on the motorcycle that looks much like those titanium works components our factory racers use.

  • Contemporary Satin/matte finish
  • Uniform heat coloration
  • Increased fatigue strength
  • Increased scratch and stain resistance

Vehicle Fitment

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  • Kawasaki Ninja 650 2017
  • Kawasaki Ninja 650 2018
  • Kawasaki Ninja 650 2019
  • Kawasaki Z650 2017
  • Kawasaki Z650 2018
  • Kawasaki Z650 2019
  • Reviews

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