Improve your superchargers clutch life and reliability with this BMS Racing 50MM Blow-Off Valve Kit.  Blow-Off unwanted boost pressure during off-throttle operation. This kit will help with supercharger clutch and gear life.

-BMS Racing 50mm TiAL Blow-off valve the biggest in the industry

- 4-Ply silicone hose

-Aluminum mounting flange machined with grooves to guarantee it won’t slide out.

-Get greater reliability by reducing wear to your clutch and engine components.

-Works on all Yamaha supercharged skis from 2008-present SVHO/SHO.

NOTE: Must remove stock plastic air box in order to use this BMS Racing Blow-off valve kit. Can upgrade to a WORX Racing Air Filter Kit WR04020

• Our cost-effective design BOV will greatly improve supercharger clutch life in your Yamaha 1.8 engine. Kit includes a High Strength silicone hose that incorporates a Billet lightweight “Blow off Valve’, necessary vacuum lines and fittings for install.
• Easy install to OEM location
• Lightweight billet construction less load on the hose to reduce fatigue and tearing
• Easy to disassemble for cleaning and maintenance
• Cost effective upgrade for stock or modified skis