The new Kawasaki Z650/Ninja 650 is turning heads for those looking for a great middleweight 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
- Unrivalled 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
- Yoshimura Alpha Full System weight: 8.0 Lbs vs Stock weight: 17.8 Lbs.
- Configuration - Stainless Steel Header and Tail-pipe
- Kawasaki Ninja 650 2017
- Kawasaki Ninja 650 2018
- Kawasaki Ninja 650 2019
- Kawasaki Ninja 650 2020
- Kawasaki Ninja 650 2021
- Kawasaki Z650 2017
- Kawasaki Z650 2018
- Kawasaki Z650 2019
- Kawasaki Z650 2020
- Kawasaki Z650 2021
Sizing Charts by Brand
Listed by brand (in alphabetical order). Here you can find up-to-date sizing charts. If you have further questions, or if we've missed something, reach out and our team can assist.
Looking for Something? Shop by brand
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.