Collection: Feel the Boyesen Rad Valve Difference – Unleash 2-Stroke Power
Feel the Rad Valve Difference – Unleash 2-Stroke Power
If you're chasing that crisp throttle snap and torque-rich pull only a 2-stroke can deliver, it’s time to bolt on a real upgrade. Boyesen Rad Valve systems for standard and injected 2-stroke dirt bikes are engineered to change the game. With RC2 air intake tech and model-specific aero design, these valves boost airflow, sharpen throttle response, and give you a wider, more usable powerband across the board.
The Boyesen Rad Valve for standard and injected 2-stroke dirt bikes doesn’t just give you more power—it makes it rideable power. Feel the gains from bottom-end grunt to high-RPM screamers. Whether you're racing MX, shredding trails, or dialing in your project bike, Rad Valves deliver a noticeable bump in performance and fuel efficiency.
Looking to fine-tune even further? Add a Boyesen Reed Valve Spacer Kit and make your ride respond like never before.
Why Go With Rad Valve?
- RC2 intake tech = max airflow + throttle snap
- Bolt-on power gains across the RPM range
- Designed for both carbureted and fuel-injected 2-stroke models
- Better throttle response and fuel efficiency
- Compatible with Yamaha, KTM, Husqvarna, Honda, Kawasaki & Suzuki
Feel the Rad Valve difference and give your 2-stroke the airflow it deserves. Whether you're wrenching on your next race bike or building the ultimate trail weapon, the Boyesen Rad Valve for standard and injected 2-stroke dirt bikes is your go-to upgrade. Shop now and ride with the power of precision!
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Boyesen Rad Valve Reed Cage Assembly - RAD-40B - 2009-2024 KTM 65 SX, Gas Gas MC 65
Regular price $169.95 USDRegular priceUnit price / per$169.95 USDSale price $169.95 USDSold out -
Boyesen RAD-10E Rad Valve Kawasaki KX85 KX100 KX112 2001-2026 Performance Upgrade
Regular price $169.95 USDRegular priceUnit price / per$169.95 USDSale price $169.95 USDSold out -
Boyesen Rad Valve Reed Cage Assembly - RAD-40B - 2019-2024 HUSQVARNA TC 65
Regular price $169.95 USDRegular priceUnit price / per$169.95 USDSale price $169.95 USDSold out -
BOYESEN Rad Valve Reed Cage Assembly - '95-'97 Kawasaki KX125 - RAD11D
Regular price $180.55 USDRegular priceUnit price / per$180.55 USDSale price $180.55 USD -
Boyesen Rad Valve RAD-30C Yamaha YZ85 02-17
Regular price $169.95 USDRegular priceUnit price / per$169.95 USDSale price $169.95 USDSold out -
BOYESEN Rad Valve Reed Cage Assembly - Polaris 400L, Sportsman, Scrambler, Big Boss - RAD62
Regular price $180.55 USDRegular priceUnit price / per$180.55 USDSale price $180.55 USD -
BOYESEN Rad Valve Reed Cage Assembly - Fits KTM/Husqvarna 125–200 2-Stroke ’98–’15 - RAD-41C
Regular price $180.55 USDRegular priceUnit price / per$180.55 USDSale price $180.55 USD -
BOYESEN Rad Valve Reed Cage Assembly - '88-'06 Yamaha YFS200 Blaster - RAD35A
Regular price $180.55 USDRegular priceUnit price / per$180.55 USDSale price $180.55 USD -
BOYESEN Rad Valve Reed Cage Assembly - 1996 Yamaha YZ250 - RAD34C
Regular price $180.55 USDRegular priceUnit price / per$180.55 USDSale price $180.55 USDSold out -
BOYESEN Rad Valve Reed Cage Assembly - '01-'02 Yamaha YZ125 - RAD-33G
Regular price $180.55 USDRegular priceUnit price / per$180.55 USDSale price $180.55 USD -
BOYESEN Rad Valve Reed Cage Assembly - 1999 Kawasaki KX125 - RAD11F
Regular price $180.55 USDRegular priceUnit price / per$180.55 USDSale price $180.55 USD -
BOYESEN Rad Valve Reed Cage Assembly - 2003 Kawasaki KX125 - RAD-11J
Regular price $180.55 USDRegular priceUnit price / per$180.55 USDSale price $180.55 USDSold out -
BOYESEN Rad Valve Reed Cage Assembly - '87-'93 Kawasaki KX250 - RAD-12
Regular price $180.55 USDRegular priceUnit price / per$180.55 USDSale price $180.55 USDSold out -
BOYESEN Rad Valve Reed Cage Assembly - '94-'98 Kawasaki KX250 - RAD12C
Regular price $180.55 USDRegular priceUnit price / per$180.55 USDSale price $180.55 USDSold out -
BOYESEN Rad Valve Reed Cage Assembly - 1999-2000 Suzuki RM125 - RAD21F
Regular price $180.55 USDRegular priceUnit price / per$180.55 USDSale price $180.55 USDSold out -
BOYESEN Rad Valve Reed Cage Assembly - Suzuki RM250 '90-'92 - RAD-24
Regular price $180.55 USDRegular priceUnit price / per$180.55 USDSale price $180.55 USDSold out