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
Mod stock muffler, quiet Trail Lightweight, L2 muffler all tested with stock ECU and Stages 2.0.2.5 and 4.0
Tested stock and with HotRod Sled Shop reflashes, new Jaws exh w/ stock ECU and HRSS Jaws reflashes
Pump gas stock evaluation compared to Jaws, and HotRodSledShop reflashes for both exhaust systems