Kawasaki Ultra Waterbox
RK16091-1
Regular price $419.95Developed on our Dyno and tested extensively on the water, this waterbox features radiused exhaust tubes and end caps for optimum exhaust flow. Unique exhaust baffle will increase the low-end power and mid-range pull of your Kawasaki Watercraft. Delivers up to 15hp on modified engines along with significant torque gains. High-strength aluminum construction will survive backfires and meltdowns. Powder coated to prevent corrosion. A must for modified motors. Includes detailed installation instructions.
2014 & Newer Ultra 310: Eliminates restrictive 2nd waterbox. Requires Free Flow Exhaust Kit (part# RK16110) and coupler RK15-2.38/3.25.2011~13 Ultra 300: Direct replacement for original waterbox. Use with stock exhaust outlet hose or Free Flow Exhaust Kit (part# RK16090-08).
2008~10 Ultra 260/250 models: Replaces restrictive original waterbox. Requires Free Flow Exhaust Kit (part# RK16090-08).
2007 Ultra 250 models: Eliminates restrictive 2nd waterbox. Requires Free Flow Exhaust Kit (part# RK16090).
Note: Not designed for use with non-supercharged Ultra LX models.
Key Features:
- Delivers up to 15hp on modified craft.
- Machined hose flanges for reliable coupler retention.
- Radiused exhaust tubes & end caps.
- Powder coated to prevent corrosion.
When every second counts, you can count on Cabrera MotorSports to give you the winning edge.
When it comes time to put it all on the line and you’re waiting for the band to snap, be sure you’ve got the confidence that comes wth power - power that Cabrera Motosports provides through optimal ECU remapping for performance.
Combining years of experience with a detailed understganding of the intrticate relationship between engine and ECU, Cabrera MotorSports can bring out the best (beast) in your Ski.
With a racer’s passion for the sport and an unquenchable dedication to excellence, along with a client roster that includes some of the top names in watercross racing, Cabrera MotorSports provides the winning edge - and you dont have to take our word for it, the proof is in the podiums.
This year in Havasu, Cabrera Motosports clients claimed checkered flags, championship titles, podium finishes and IJSBA honors.
