The Riva Stage 2 kit delivers a higher level of performance (+18mph) through easy to install modifications. Expect huge gains in acceleration and torque along with fantastic top speed. Requires use of fresh premium pump fuel (91~93 octane).
RIVA TESTED: 86 MPH @ 8,600 RPM
1) Maptuner X programmer is utilized to reflash your original ECU (Engine Control Unit) for added performance.
The MaptunerX Bundle delivers instant plug-in horsepower! Quickly and easily load our Stage 2 performance tune into your Yamaha ECU eliminating the need to ship out your ECU for programming. Features a slick, full color, touch screen display. There is no limit to the number of vehicles or tunes you can reflash with the MaptunerX. Simply purchase one additional tuning license for each vehicle that you would like to program. The MaptunerX features a slick, full color, touch screen display for east operation. Includes full access to RIVA's world famous tuning library along with unmatched technical support. Easily switch between performance tunes and then back to stock settings if you wish.
Maptuner XFeatures and Benefits:
- Awesome acceleration and a top speed increase!
- Reflash your ECU instantly without shipping it out for programming.
- Switch between performance tunes quickly & easily.
- Restore stock tune settings if you wish.
- Easy to use, full color, touch screen display.
2) RIVA GP1800 Performance Power Filter is installed. Kit replaces restrictive factory intake system delivering improved throttle response and top-speed.
3) RIVA Intake Manifold Upgrade Kit is installed. Precision tapered billet sleeve directly replaces restrictive mesh element in intake manifold enabling engine to produce more horsepower through increased air flow and boost pressure (+1PSI).
4) RIVA SVHO Power Cooler Kit is installed. Power Cooler is dramatically more efficient than original intercooler system delivering an increase of 18 peak horsepower with exit temperatures averaging 50°F cooler than stock. Features large, unrestricted core that exhibits minimal pressure loss compared to stock intercooler and integrated blow-off valve mount.
5) RIVA/HKS Blow-Off Valve is installed. Blow-off Valve relieves unwanted pressure during off-throttle operation reducing supercharger clutch wear and eliminating heat soak in discharge tube.
6) RIVA Valve Retainer Upgrade Kit is installed. Kit increases the reliability of your engine by reducing the possibility of valve float at high rpm.
7) RIVA Pro-Series Engine Cooling Upgrade Kit is installed. Kit delivers dramatically improved cooling efficiency to engine and oil cooler for increased performance & reliability. Greatly enhances water flow & pressure by replacing restrictive OEM pump strainer & water fittings with high-flow billet components and superior routing.
8) RIVA Free Flow Exhaust Kit is installed. Kit replaces restrictive sound suppression system located between water box and hull exit reducing backpressure and engine operating temperatures.
9) Solas Concord Impeller is installed. New design incorporates a large blade area and superior hub design that deliver increased acceleration and top speed. Billet nose cone included.
10) RIVA GP1800 Top-Loader Intake Grate is installed.. Race bred design features oversized top loader wing and optimized inlet ramp for racing applications. Bulletproof stainless steel construction makes this grate virtually indestructible and eliminates the need for additional restrictive support bars.
11) RIVA Pump Seal Kit Dramatically reduces cavitation and prop spin. Location specific, molded inserts fill the voids in intake grate ramp that can bleed air into pump causing cavitation.
12) RIVA GP1800 Performance Ride Plate is installed. Our ride plate increases top speed and significantly enhances handling characteristics.