- Gains 9-10 horsepower peak
- Big mid-range to peak horsepower gains
- Fits into BMP mufflers or the stock muffler
- Easy bolt-on performance
- Comes with 2" stinger designed for sea-level elevation
- Premium pump fuel is required
- Ceramic coated finish
Polaris -- Pro-RMK 850 2.6" w/163" Track -- (2021, 2020, 2019); Polaris -- Pro-RMK 850 2.6" w/155" Track -- (2021, 2020, 2019); Polaris -- Indy 850 XC 1.25" w/129" Track -- (2021, 2020, 2023, 2022, 2019); Polaris -- SwitchBack 850 XCR 1.25" w/136" Track -- (2021, 2020, 2019); Polaris -- SwitchBack 850 Assault 1.35" w/144" Track -- (2021, 2020, 2019); Polaris -- SwitchBack 850 Pro-S 1.25" w/137" Track -- (2020, 2021, 2019); Polaris -- RMK 850 SKS 2.25" w/155" Track -- (2021, 2020, 2019); Polaris -- RMK 850 SKS 2.25" w/146" Track -- (2021, 2020, 2019); Polaris -- Pro-RMK 850 3" w/174" Track -- (2020, 2019); Polaris -- Rush 850 Pro-S 1.25" w/120" Track -- (2020, 2019); Polaris -- Indy 850 XC 1.50" w/137" Track -- (2023, 2021, 2020); Polaris -- Indy 850 XC 1.35" w/137" Track -- (2022, 2024, 2020, 2021, 2023); Polaris -- Indy 850 XC 1.50" w/129" Track -- (2022, 2020, 2021, 2023); Polaris -- Indy 850 XC 1.35" w/129" Track -- (2021, 2024, 2023, 2020, 2022); Polaris -- Indy 850 XCR 1.25" w/128" Track -- (2020, 2023, 2022, 2021); Polaris -- Indy 850 XC 1.25" w/137" Track -- (2021, 2023, 2020, 2022); Polaris -- Indy 850 VR1 w/137" Track -- (2021); Polaris -- Indy 850 VR1 w/129" Track -- (2021); Polaris -- Indy 850 XCR 1.6" w/136" Track -- (2023); Polaris -- SwitchBack 850 XC 1.60" w/146" Track -- (2022); Polaris -- Patriot Boost Switchback 850 Assault 2" w/146" Track -- (2023); Polaris -- SwitchBack 850 Assault 1.35" w/146" Track -- (2023, 2021, 2022, 2024); Polaris -- SwitchBack 850 Assault 1.60" w/144" Track -- (2020, 2021); Polaris -- SwitchBack 850 XCR 1.35" w/136" Track -- (2021, 2020); Polaris -- Indy 850 Adventure 1.35" w/137" Track -- (2022, 2020, 2021, 2023); Polaris -- Indy 850 XC Launch Ed. 1.25" w/137" Track -- (2021); Polaris -- Indy 850 XCR 1.6" w/128" Track -- (2023); Polaris -- Indy 850 VR1 1.25" w/129" Track -- (2023, 2022); Polaris -- Indy 850 XC Launch Ed. 1.25" w/129" Track -- (2021); Polaris -- Indy 850 VR1 1.35" w/129" Track -- (2023, 2022); Polaris -- Indy 850 Adventure 1.50" w/137" Track -- (2022, 2020, 2021, 2023); Polaris -- Indy 850 Adventure 1.25" w/137" Track -- (2020); Polaris -- Indy 850 XCR 1.25" w/136" Track -- (2023); Polaris -- Indy 850 VR1 1.50" w/129" Track -- (2023, 2022); Polaris -- Indy 850 VR1 1.50" w/137" Track -- (2022, 2023); Polaris -- Indy 850 XCR 1.75" w/128" Track -- (2020, 2021); Polaris -- Indy 850 XCR 1.35" w/128" Track -- (2020, 2021, 2023); Polaris -- Indy 850 Adventure 1.25" w/137" Track -- (2023, 2022); Polaris -- Indy 850 VR1 1.35" w/137" Track -- (2022, 2023, 2024); Polaris -- SwitchBack 850 XC 1.35" w/146" Track -- (2023, 2024, 2022); Polaris -- SwitchBack 850 Assault 2" w/146" Track -- (2022, 2023); Polaris -- Indy 850 VR1 1.25" w/137" Track -- (2022, 2023); Polaris -- Patriot Boost Indy 850 VR1 1" w/129" Track -- (2023); Polaris -- SwitchBack 850 Assault 2" w/144" Track -- (2021, 2020); Polaris -- SwitchBack 850 Assault 1.60" w/146" Track -- (2022, 2023); Polaris -- Patriot Boost Switchback 850 Assault 1.35" w/146" Track -- (2023, 2024); Polaris -- Indy 850 XCR 1.35" w/136" Track -- (2022); Polaris -- Patriot Boost Indy 850 VR1 1.35" w/129" Track -- (2023); Polaris -- Rush 850 XCR 1.35" w/121" Track -- (2019); Polaris -- Rush 850 XCR 1.75" w/121" Track -- (2019)