Polaris 850 Patriot Boost RMK Ultimate TRI Clutch Kit Catalyst this can be fixed with

this can be fixed with some simple bolt on parts & a performance ECU flash

Each kit includes a high-quality silicone charge tube

delivering smooth and refined operation across all riding conditions

you can run the higher elevation head at lower elevation on race gas

Polaris 850 Patriot Boost RMK Ultimate TRI Clutch Kit Catalyst this can be fixed withEnhance your Polaris Patriot Boost RMK's performance with Silber's Ultimate Clutch Kit, meticulously engineered for the dedicated mountain rider. This kit delivers improved low end throttle response, robust mid range pull, sustained peak RPMs, and immediate backshifting, ensuring you harness every ounce of power your sled offers. Key Features: Adjustable Clutch Weights (75 88 grams): Tailor your setup to match specific riding conditions and personal