Polaris 850 Boost tuning Speedwerx muffler options and ECU tuning
Mod stock muffler, quiet Trail Lightweight, L2 muffler all tested with stock ECU and Stages 2.0.2.5 and 4.0
Polaris Dragon 800 tested with final 09 calibration ECU
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2023 Polaris 9RMatryxRMK Dyno tested pre and post breakin of rings.
Compare torque and HP curves of the new 900 with our well broken in 850 Patriot.
PolarisBoostTurboTuning Hot Rod Sled ShopTorque Link Reflashes
pump gas, 100 octane and 114 octane tunes for trail riding or lake racing.