This kit delivers a significant level of performance (+15mph on U.S. models) through easy to install engine upgrades. No internal engine modifications are required. Requires use of fresh premium octane pump fuel (91~93).



RIVA MaptunerX BRP Bundle is utilized to reflash original ECU. MaptunerX provides ability to quickly and easily load performance tunes directly into your stock ECU eliminating downtime that results from shipping for programming. Performance Tunes are calibrated to provide optimum fuel delivery, ignition timing and rev limit to compliment RIVA Racing Performance Kits. OEM dash display, engine diagnostics & engine safety functions are retained. MaptunerX features a full color, touch screen display, ability to restore stock tune settings and access to RIVA's complete tuning library and technical support.



Bosch VT1100 Fuel Injector Kit is installed. High performance 1100cc fuel injector kit supplies modified Sea-Doo engines with the necessary amount of fuel to produce reliable horsepower.



RIVA Power Filter Kit is installed. Air intake is relocated forward away from hot engine delivering cold, fresh air to engine via large 4" smooth-bore ducting that is attached to supercharger with unique velocity stack and sturdy billet clamps.



RIVA 300 XX-Charger is installed. High performance billet impeller & 3MM spacer increase horsepower through superior impeller blade design and larger interior housing volume. Lightweight billet impeller features a sophisticated blade design that is precision balanced to deliver smooth operation. Spacer & impeller install quickly and easily onto stock supercharger base plate delivering 17.5 psi of boost pressure producing arm wrenching acceleration and increased top speed. IJSBA Limited Class legal. Requires RIVA/MaptunerX ECU re-flash tune & Bosch VT1100 Fuel Injectors for correct calibration. Includes detailed installation instructions.



RIVA Intake Manifold Upgrade Kit is installed. Removal of restrictive screen element from inside of intake manifold enables your engine to produce more horsepower through increased boost pressures (+1lb). Special o-ringed, billet block-off plug with integrated fitting for aftermarket boost pressure gauge fills opening left after removal of screen element.



RIVA Stock Retainer Upgrade Kit is installed. Titanium valve retainers increase reliability of modified engine by reducing the possibility of valve float at high RPM. To ease installation of Valve Train Upgrade Kit we offer a unique Valve Compression Tool that allows installation without removal of cylinder head saving you time and money. IJSBA Stock Class legal.



RIVA Free Flow Exhaust Kit is installed. Kit allows removal of restrictive sound suppression system located between water box and hull exit. Improves engine performance by reducing back pressure & restriction.



Solas Concord Impeller is installed. Designed in cooperation with the RIVA Racing Research & Development Team specifically for use with this performance kit, this impeller reduces cavitation, increases acceleration and maximizes engine horsepower.



FOR COMPETITION USE ONLY. KIT NOT FOR USE ON POLLUTION CONTROLLED VEHICLES.

Sea-Doo RXP-X
Sea-Doo RXP-X APEX