Yam Cooling Upgrade Kit (20+) 1.8L HO

Cooling Upgrade Kit for 2020 and Up Yamaha 1800 Naturally Aspirated Jet Skis

Reference: RY10040-ECUK-NA-20

RIVA Engine Cooling Upgrade Kits provide significantly improved cooling efficiency to the engine and oil cooler for increased reliability and performance. Significantly improves water flow and pressure by replacing restrictive OEM water fittings with high-flow billet fittings and superior routing.

Allows for the addition of aftermarket ECUs, high flow compressor wheels and other performance modifications that can increase heat and detonation. Includes all necessary water lines, hardware, fittings and detailed installation instructions.

For use with 2020+ Yamaha 1.8L HO models.