Allows removal of restrictive sound suppression baffles in Exhaust Requires NO drilling of holes utilizing OEM outlet in pump tunnel No modification of OEM hoses needed so ski can be...

The Riva Power Filter feeds your supercharged engine a steady diet of cool air delivering greatly improved acceleration and rpm. Replaces restrictive stock air box with a high-volume, precision-formed intake...

The Riva Power Filter feeds your supercharged engine a steady diet of cool air delivering greatly improved acceleration and rpm. Replaces restrictive stock air box with a high-volume, precision-formed intake...

For use with FZ, FX SVHO, 2015+ VXR/VXS, & GP1800 WaveRunner models. Molded Black silicone hose for easy install Billet anodized black 3 inch exhaust outlet Billet anodized block off...

The Riva rear exhaust kit delivers performance and cutting-edge style. Allows for removal of restrictive sound suppression system located between water box and hull exit. Improves engine performance by reducing back...

Our race proven Pro-Series Sponsons deliver dramatically improved handling & straight line stability with superior fin & backing plate design. Features a bulletproof mounting system with billet aluminum backing plates...

Presenting the ultimate (drop-in) supercharger impeller for the Yamaha SVHO Engine! Designed to deliver more horsepower and torque throughout the RPM range resulting in excellent acceleration and top speed. Precision...

This is a package with the Riva FX Intake Grate (retail $249.95) and Riva Pump Seal Kit (retail $79.95) The Riva Top-Loader intake grate improves hook up and handling in...