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The Riva Yamaha EX Stage 1 Kit delivers a huge performance gain with simple bolt-on modifications! Expect awesome acceleration and a top speed increase of 5 MPH.
RIVA TESTED: 56 MPH @ 8,400 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 1 performance tune into your Yamaha ECU eliminating the need to ship out your ECU for programming. 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 easy 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 X Features and Benefits:
2) RIVA EX Performance Power Filter is installed. Kit replaces restrictive factory intake system delivering improved throttle response and top-speed.
3) RIVA EX 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.
4) Solas YJ-CD-12/17 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.