Description

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)