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Kawasaki Ultra 300 Speed Control Override Module
Kawasaki Ultra 300 Riva Speed Control Override Module
Our Price: $199.95

The RIVA Speed Control Override Module removes the restrictive speed control function on Kawasaki Ultra 300X/LX models delivering significant increases in top speed with stock ECU. Easy to install module delivers 3~4mph to stock craft and allows further top speed gains through aftermarket modifications.

Key Features:

  • Removes restrictive speed limiter system.
  • Increases top speed utilizing stock ECU.
  • Works on all US model 2011 Ultra 300X & Ultra 300LX.
  • U.S. models will gain 3-4mph with no additional modifications.
  • Allows further top speed gains through aftermarket modifications.
  • All original dash functions are retained.
  • Easy plug-in installation.
Kawasaki Ultra 300 Riva Pro-Series Waterbox
Kawasaki Ultra 300 Riva Pro-Series Waterbox
Our Price: $374.95

Developed on our Dyno and tested extensively on the water, this water box 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.

2011 Ultra 300: Direct replacement for original water box. Use with stock exhaust outlet hose or RIVA Free Flow Exhaust Kit (part# RK16090-08).

`10~08 260/250 models: Direct replacement for original water box. Must be used with RIVA Free Flow Exhaust Kit (part# RK16090-08).

`07 250 models: Direct replacement for original water box. Use with RIVA Free Flow Exhaust Kit (part# RK16090).

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.