Collection: RIVA

【Compatible models】
SEA-DOO SPARK (Compatible models listed below)

Bypasses the resonator between the muffler and the water box to increase exhaust efficiency.

【Please note】
・If marked "Order" or out of stock, it will take time to prepare.
・As this is an overseas order product, cancellations, returns, and exchanges are not accepted after an order has been placed.

Compatibility details
2025 Sea-Doo Spark (2up)
2025 Sea-Doo Spark (3up)
2025 Sea-Doo SPARK TRIXX (1up)
2025 Sea-Doo SPARK TRIXX (3up)
2024 Sea-Doo Spark (2up)
2024 Sea-Doo Spark (3up)
2024 Sea-Doo SPARK TRIXX (1up)
2024 Sea-Doo SPARK TRIXX (3up)
2023 Sea-Doo Spark (2up)
2023 Sea-Doo Spark (3up)
2023 Sea-Doo SPARK TRIXX (2up)
2023 Sea-Doo SPARK TRIXX (3up)
2022 Sea-Doo Spark (2up)
2022 Sea-Doo Spark (3up)
2022 Sea-Doo SPARK TRIXX (2up)
2022 Sea-Doo SPARK TRIXX (3up)
2021 Sea-Doo Spark (2up)
2021 Sea-Doo Spark (3up)
2021 Sea-Doo SPARK TRIXX (2up)
2021 Sea-Doo SPARK TRIXX (3up)
2020 Sea-Doo Spark (2up)
2020 Sea-Doo Spark (3up)
2020 Sea-Doo SPARK TRIXX (2up)
2020 Sea-Doo SPARK TRIXX (3up)
2019 Sea-Doo Spark (2up)
2019 Sea-Doo Spark (3up)
2019 Sea-Doo SPARK TRIXX (2up)
2019 Sea-Doo SPARK TRIXX (3up)
2018 Sea-Doo Spark (2up)
2018 Sea-Doo Spark (3up)
2018 Sea-Doo SPARK TRIXX (2up)
2018 Sea-Doo SPARK TRIXX (3up)
2017 Sea-Doo Spark (2up)
2017 Sea-Doo Spark (3up)
2017 Sea-Doo SPARK TRIXX (2up)
2016 Sea-Doo Spark (2up)
2016 Sea-Doo Spark (3up)
2015 Sea-Doo Spark (2up)
2015 Sea-Doo Spark (3up)
2014 Sea-Doo Spark (2up)
2014 Sea-Doo Spark (3up)

【Compatible Models】 SEA-DOO
RXT-X 300 (2018-2019)
GTX-LTD 300 (2018-2019)

This product bypasses the resonator located between the muffler and water box, improving exhaust efficiency.

【Compatible models】SEADOO
RXP-X 300 (2021 model)

Improve engine performance by bypassing the resonator after the water box and using a rear exhaust.

【Compatible Models】SEADOO
RXP-X 300 (-2020)

Improve engine performance by bypassing the resonator after the water box and using a rear exhaust system.

【Compatible models】SEA-DOO
RXT-X300 (2016-2017)
GTX-L300 (2016-2017)

This product improves engine performance by bypassing the resonator after the water box and adopting a rear exhaust system.

【Compatible Models】SEADOO
For SPARK 2UP only (Cannot be installed on SPARK 3UP) (Separate product for 3UP, Part No.: RS15130-C)

By bypassing the resonator after the waterbox and directing exhaust to the rear,
engine performance is improved.

【Compatible Models】SEA-DOO
RXP-X 260RS (T3/
GTR215 (GTI)

Enhances engine performance by bypassing the resonator after the water box and
directing exhaust to the rear.

【Compatible Models】
KAW/YAM/SD ALL MODELS

●Increasing the air intake and sending a large volume of air to the engine improves acceleration at low and mid-range speeds and increases top speed.

【Compatible models】SEA-DOO
RXP-X300 (2021~ models)

By increasing the air intake and sending a large amount of air to the engine,
low-to-mid speed acceleration improves and top speed increases.

Applicable models: SEA-DOO WAKE PRO 230 ('18-'19)

By increasing the amount of air intake and supplying a large amount of air to the engine,
low to mid-range acceleration improves and top speed increases.

Applicable models: SEA-DOO SPARK

Increasing the air intake and feeding a large volume of air to the engine
improves low-to-mid range acceleration and increases top speed.

【Compatible models】SEA-DOO
RXT-X300 (2018-19)
GTX-L300 (2018-19)

By increasing the air intake and supplying a large amount of air to the engine,
low to mid-range acceleration improves and top speed increases.

【Compatible Models】 KAWASAKI 1500SX-R 4-stroke

● Race-proven design delivers significant handling improvement over stock 1500SXR sponsons.

● Backing plate is precision machined from high-strength billet aluminum and anodized to prevent corrosion.

● Features a bulletproof fin mounting system, including three anchor points with billet inserts. ● Sponson depth and fore/aft position are adjustable. ● Easy installation requires no drilling.

[Compatible models] KAWASAKI ULTRA250/LX/15F

Exhaust port only

●Made of aluminum with taper processing.
●The tail side becomes stylish.

■Size: Hull IN side 60φ

【Compatible with】KAWASAKI
ULTRA300/260/250 (2008)

※For use with genuine water boxes of ULTRA300 (2011-), ULTRA250/260 (2008-2010),
please also use "Part Number: RK16090-08-ERC Conversion Coupler."

●Improves exhaust efficiency and reduces back pressure.

●ULTRA models from '08 onwards include a large-diameter exhaust outlet.

This conversion coupler is required when installing "Part No. RK16110 RIVA Free Flow Exhaust" on a genuine water box.

【Compatible Models】
KAWASAKI NEW SX-R

●Provides a steady supply of cool air to the engine, significantly improving acceleration and RPM.

●This system draws cool air from the front of the engine compartment near the hull vents.

●Replaces the restrictive stock airbox with a high-volume, precision-molded intake tube.

●Cool air enters the system through an oversized K&N filter element.

【Compatible Models】KAWASAKI ULTRA 310/300

The extra-large filter and large 4-inch diameter pipe deliver air to the supercharger without being affected by the heat in the engine compartment, improving both acceleration and top speed.
Includes a water-repellent pre-filter.

■Filter mounting diameter: 4 inches (approx. 100mm)

Applicable models:
KAWASAKI
ULTRA 260/250

By increasing the air intake and sending a large amount of air to the engine,
low-to-mid-range acceleration is improved, and top speed is also increased.