Maptun Stage 1 Tune For Polaris 850 Patriot Boost

Stage 1 Low Octane

Use with 95/91 or lower octane fuel or if detonation appear due to bad fuel. Boost switch in display Control 175hp – Sport 187hp – Braap 199hp Ethanol mode in cluster lower ignition by 2 degrees in all modes.

Fogging mode (Season storage)

Break in OFF

Stock File

Stock File Low Octane