ALL PRODUCTS

  • Sale! RIVA Sea-Doo 325 Intake Manifold Upgrade Kit

    RIVA Sea-Doo 325 Intake Manifold Upgrade Kit

    Original price was: $229.95.Current price is: $229.00.

    Order Now – Ships Mid October Our Sea-Doo 325 Intake Manifold Upgrade Kit enables your engine to produce more horsepower through increased boost pressure (+1lb). Supplied hole saw & cutting fixture allow easy removal of restrictive screen element from inside of intake manifold. Special o-ringed, billet block-off plug fills opening left after removal of screen…

  • Sale! RIVA Sea-Doo 325 Intercooler Tubing Upgrade Kit with TiAL 'QRJ Blow-Off Valve

    RIVA Sea-Doo 325 Intercooler Tubing Upgrade Kit with TiAL ‘QRJ Blow-Off Valve

    Original price was: $539.95.Current price is: $539.00.

    This kit significantly improves the performance & reliability of 325hp RXT & RXP models. Upgraded high-strength silicone hoses will not swell under pressure like original soft rubber hoses providing improved throttle response & reliability. Integrated TiAL ‘QRJ’ Blow-Off Valve replaces smaller plastic factory ‘purge valve’, eliminating extra hoses and extending service life of supercharger clutch…

  • Sale! RIVA Sea-Doo RXT/RXP 325 Power Filter Kit

    RIVA Sea-Doo RXT/RXP 325 Power Filter Kit

    Original price was: $399.95.Current price is: $399.00.

    Order Now – Ships Late October Our Power Filter Kit feeds your supercharged Sea-Doo engine a steady diet of cool air delivering greatly improved acceleration and rpm. Replaces restrictive stock air intake system with a high-volume, precision-formed air intake duct that attaches to the supercharger via a tapered adapter. Cool air enters the system via…

  • Sale! RIVA Sea-Doo Spark Cold Air Intake

    RIVA Sea-Doo Spark Cold Air Intake

    Original price was: $268.95.Current price is: $268.00.

    Our Power Filter feeds your Spark’s engine with a steady diet of cool air delivering greatly improved acceleration and power. Precision-formed intake duct channels cool air from original hull vents to airbox. Cool air enters the system via an oversized K&N filter element. Installs quickly & easily with included instructions.   Applications 2025 Sea-Doo Spark…

  • RIVA Yamaha 2019+ FX Rear Exhaust Kit

    RIVA Yamaha 2019+ FX Rear Exhaust Kit

    $439.95

    Our rear exhaust kit delivers performance and cutting-edge style. Allows for removal of restrictive sound suppression system located between waterbox and hull exit. Improves engine performance by reducing back pressure and restriction. Includes mandrel bent aluminum exhaust tube that is powder coated to prevent corrosion, large billet through-hull exhaust outlet, billet OEM exhaust outlet block-off…

  • RIVA Yamaha 2019+ FX SVHO Power Filter Kit

    RIVA Yamaha 2019+ FX SVHO Power Filter Kit

    $350.00

    Our 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 duct that attaches to the supercharger via a large 4″ adapter. Cool air enters the system via a proprietary oversized, stainless-steel mesh filter element that is…

  • RIVA Yamaha 2021+ GP1800R SVHO Power Filter Kit

    RIVA Yamaha 2021+ GP1800R SVHO Power Filter Kit

    $354.00

    Our 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 duct that attaches to the supercharger via a large 4″ adapter. Cool air enters the system via a proprietary oversized, stainless-steel mesh filter element that is…

  • Sale! RIVA Yamaha 2022+ FX Pro-Series Sponsons

    RIVA Yamaha 2022+ FX Pro-Series Sponsons

    Original price was: $589.95.Current price is: $589.00.

    Our race proven Pro-Series Sponsons deliver dramatically improved handling & straight line stability with superior fin & backing plate design. Features a cutting edge stepped surface for unmatched control. Bulletproof mounting system utilizes aluminum inserts for maximum strength. Fully adjustable three position fin to control the amount of influence they have on the craft. Easy…

  • Sale! RIVA Yamaha 2022+ FX Pro-Series Steering System

    RIVA Yamaha 2022+ FX Pro-Series Steering System

    Original price was: $649.95.Current price is: $649.00.

    The ultimate race proven steering system for 2022 & newer Yamaha FX models! Design features billet aluminum construction for maximum strength & rigidity. Directly replaces bulky OEM mechanism with a stronger & lighter unit. Delivers a precision feel and the confidence to push your craft to the limit with improved dependability and comfort. Accepts standard…

  • Sale! RIVA Yamaha EX/EXR & `22~24 JetBlaster Power Filter Kit

    RIVA Yamaha EX/EXR & `22~24 JetBlaster Power Filter Kit

    Original price was: $311.95.Current price is: $311.00.

    Our Power Filter Kit for Yamaha EX, EXR & JetBlaster models feeds your TR-1 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 duct that attaches to the throttle body via a silicone coupler. Factory hull vents provide cool air that…

  • Sale! RIVA Yamaha GP1800, `19~21 FX, `15+ VX & VXR/VXS Pro-Series Sponsons

    RIVA Yamaha GP1800, `19~21 FX, `15+ VX & VXR/VXS Pro-Series Sponsons

    Original price was: $589.95.Current price is: $589.00.

    Our race proven Pro-Series Sponsons deliver dramatically improved handling & straight line stability with superior fin & backing plate design. Features a cutting edge stepped surface for unmatched control. Bulletproof mounting system utilizes aluminum inserts for maximum strength. Fully adjustable three position fin to control the amount of influence they have on the craft. Easy…

  • Sale! RIVA Yamaha GP1800, 2016+ VX HO (1.8/1.9L) & 2015+ VXR/VXS Rear Exhaust Kit

    RIVA Yamaha GP1800, 2016+ VX HO (1.8/1.9L) & 2015+ VXR/VXS Rear Exhaust Kit

    Original price was: $429.95.Current price is: $429.00.

    Our Rear Exhaust Kit for Yamaha GP1800, 2016 & newer VX HO (1.8/1.9L) and 2015 & newer VXR/VXS (1.8L) delivers performance and cutting-edge style. Allows for removal of restrictive sound suppression system located between waterbox and hull exit. Improves engine performance by reducing back pressure and restriction. Includes mandrel bent aluminum exhaust tube that is…

  • Sale! RIVA Yamaha Supercharger Shaft Upgrade Kit

    RIVA Yamaha Supercharger Shaft Upgrade Kit

    Original price was: $569.95.Current price is: $569.00.

    Our Super-Duty GEN-4 SHO/SVHO Supercharger Shaft Kit provides the ultimate in reliability for high boost applications. Kit features a revolutionary hydraulic shaft stabilization bearing that limits shaft deflection and wear. Bearing stabilizes end of supercharger shaft via high pressure oil film dramatically increasing the stability of the system. Hydraulic end bearing and one-piece shaft bearing…

  • Sale! RIVA Yamaha SVHO 'R3' Supercharger Impeller

    RIVA Yamaha SVHO ‘R3’ Supercharger Impeller

    Original price was: $499.95.Current price is: $499.00.

    Our new generation ‘R3’ supercharger impeller for the Yamaha SVHO Engine delivers incredible horsepower and torque throughout the RPM range. All new blade design produces increased boost pressure and air flow resulting in excellent acceleration and top speed. Precision machined from billet aluminum to exact tolerances and anodized to prevent corrosion. Installs quickly and easily…

  • Sale! RIVA Yamaha SVHO/SHO Performance Blow-off Valve Kit

    RIVA Yamaha SVHO/SHO Performance Blow-off Valve Kit

    Original price was: $379.95.Current price is: $379.00.

    Our Performance Blow-off Valve Kit improves supercharger reliability and performance by relieving unwanted pressure during off-throttle operation. Reduces supercharger clutch & gear wear and eliminates heat soak in discharge tube. High-strength silicone hose with integrated HKS valve installs easily in place of OEM elbow joint. Includes high quality HKS Super SQV (Super Sequential Blow-off Valve)…

  • RIVA Yamaha SVHO/SHO/HO Replacement Performance Air Filter

    RIVA Yamaha SVHO/SHO/HO Replacement Performance Air Filter

    $128.95

    Our Performance Air Filter directly replaces the stock paper element delivering performance through greatly improved air flow without sacrificing filtration or reliability. Built to our specifications, the unique pleated filter element is washable, reusable and built to last. These automotive replacement air filters are designed to increase horsepower and acceleration while providing exceptional engine protection….