The RIVA Maptuner Nano (HDMI) Bundle for Yamaha 2018 & newer 1.8L & 1.9L single engine jet boats delivers instant plug-in horsepower! Includes everything you need to connect to and reflash both ECUs in one complete package. Flash your boat's ECUs for more power, monitor and log critical engine da...

The RIVA Maptuner Nano (HDMI) Bundle for Yamaha 2018 & newer 1.8L & 1.9L twin engine jet boats delivers instant plug-in horsepower! Includes everything you need to connect to and reflash both ECUs in one complete package. Flash your boat's ECUs for more power, monitor and log critical engine data...

Our Stage 1 Kit for 19ft Yamaha SVHO Jet Boats delivers a huge performance gain with easy to install upgrades. Expect awesome acceleration and a top speed increase of 3 MPH. Engine horsepower is boosted 20% from 250hp to 299hp. Requires use of fresh premium pump fuel (91~93 octane). ACCELERATION ...

Our Stage 1 modification for 25ft Yamaha SVHO Jet Boats delivers a huge performance gain through easy to install modifications. Expect awesome acceleration and a top speed increase of 4~5 MPH. Engine horsepower is boosted 20% from 250hp to 299hp (per engine). Requires use of fresh premium pump fuel ...