YAMAHA FX-SHO & FZ • INTAKE • EXHAUST
BILLET EXHAUST
OUTLET
The new R&D Billet Exhaust
Outlet.
Description Part No.
3" Diameter R&D Billet Exhaust Outlet 331-30000
2.75" Diameter R&D Billet Exhaust Outlet 331-32750
R&D HIGH TEMPERATURE
SILICON COUPLINGS
Description Part No.
3" - 3" High Temp Silicon Couplings 061-30030
3" - 2" Reducer High Temp Silicon Couplings 061-32500
2.75" - 2.5" Reducer High Temp Silicon Couplings 061-32501
3" - 2.75" Reducer High Temp Silicon Couplings 061-32750
RIVA FX-SHO/FZ PRO-SERIES WATER BOX
Developed on our Dyno and tested extensively on the water, this water box
features radiused exhaust tubes and end caps for optimum exhaust flow.
Unique exhaust baffle will increase the low-end power and mid-range pull of
your Yamaha watercraft. Delivers up to 15hp on modified engines along with
significant torque gains. High-strength aluminum construction will survive
backfires and meltdowns. Powder coated to prevent corrosion.
A must for modified motors.
Key Features:
• Delivers up to 15hp on modified craft!
• Machined hose flanges for reliable coupler retention.
• Radiused exhaust tubes & end caps.
• Powder coated to prevent corrosion.
Description Part No.
Riva FX-SHO/FZ Pro Series Water Box RY16041
RIVA REAR EXHAUST KIT
RIVA Racing 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 and high-temp silicone couplers along
with all necessary mounting hardware & installation.
Description Part No.
RIVA Racing FZR/FZS Rear Exhaust Kit RY15050
RIVA Racing FX-SHO Rear Exhaust Kit RY15040
RIVA Racing VXR/VXS Rear Exhaust Kit RY15060
RIVA FX SHO/FZR FREE
FLOW EXHAUST KIT
Replaces the restrictive sound suppres-
sion system located between the water
box and hull exit on your watercraft.
Improves engine performance by reduc-
ing back pressure and harmful detonation. Includes mandrel bent aluminum tub-
ing that is powder coated to prevent corrosion, high-temp silicone replacement
coupler and installation instructions.
Description Part No.
Riva FX-SHO/FZR/FZS Free Flow Exhaust Kit RY16040
R&D FX-SHO/FZR/FZS HIGH
FLOW EXHAUST KIT
The R&D SHO High Flow Exhaust Kit will add a
noticeable low end and mid range power feel as
well as add top end performance! The R&D High
Flow Exhaust Kit will add a great performance
sound to the SHO while maintaining a safe and under IJSBA and Coast
Guard approved 86 db!
Description Part No.
FX-SHO/FZR/FZS High Flow Exhaust Kit 332-18000
RIVA VXR/VXS Free Flow Exhaust Kit RY16060
EXHAUST RESONATOR
REMOVAL KIT
The R&D Exhaust Resonator Removal Kit will allow the
sound suppression ball to be removed and plugged.
When removing the exhaust sound suppression ball and
modifying the exhaust hose, low end response is gained
and trapped hot exhaust gases can be evacuated quick-
er through less restriction or back pressure.
Description Part No.
VXR/VXS Exhaust Resonator Removal Kit 332-18005
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