2022-2026 Polaris Patriot Boost 850 RMK / VR1 / Assault Performance Products & Parts | Speedwerx, Inc.
For tech info, dyno tests, and videos, check out the product pages below or click here - Technical Information & Videos
Update Feb 2024: Speedwerx Tunes and Mufflers Tested at DynoTech Research!
To see the full article from DTR CLICK HERE
Boost VR1 Low Elevation Calibration
- Stock Tune: 185.2 hp with Stock Muffler Mod
- Stage 2 - 91 Non-Oxy Pump Gas ECU Tune: 200.1 hp with Stock Muffler Mod / 200.0 hp with Std Lightweight Muffler
- Stage 2.5 - 91 Non-Oxy Pump Gas ECU Tune: 210.6 hp with Stock Muffler Mod / 212.4 hp with Std Lightweight Muffler / 213.6 hp with L2 Muffler
- Stage 4 - 110+ Octane Race Gas ECU Tune: 259.0 hp with L2 Muffler
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