Unleash the full potential of your Polaris RZR RS1 with the EVP Maptuner X ECU Power Flash, the performance upgrade your single-seater was built for. Whether you’re ripping through technical terrain or wide-open stretches, this ECU flash brings out sharper throttle response, smoother fueling (even with aftermarket exhausts) and pure, unrestricted power. Say goodbye to the annoying lean pop on decel and hello to a more responsive, high-revving machine that pulls harder and runs cleaner. If you're running bolt-on mods, this tune dials everything in perfectly with no piggyback controllers needed. It’s the kind of upgrade that makes you feel more connected to your machine and confident with every squeeze of the throttle.
Features:
- Revised decel fueling - eliminates the lean pop that the stock tune has when running an aftermarket exhaust!
- Rev Limiters raised
- 100% Throttle
- Improved throttle response in all modes (E-Gas Settings Improved)
- Improved ignition timing advance optimized for 91 Octane for maximum power
- Fueling adjusted for aftermarket components (intakes, exhausts and cat deletes) for optimal Air/Fuel Ratios
- No need to run a "piggyback" fuel controller with our reflash for most bolt on mods (You are responsibe to make sure your mods are compatible with our programming - All EVO and most other aftermarket companies' exhausts are compatible with our programming as well as all EVO intakes)
- Engine Speed TQ Limiters removed ("Shaft Saver delete")
- Vmax Delete (Speed Limiter Removed)
- Maptuner Tuning is only available online with the Maptuner X Device.
- Tuning Disclaimer: Evolution Powersports, LLC product found on this website is exempt from the emission standards and related requirements of 40 C.F.R. § 1051 as provided by 40 C.F.R. § 1051.620, and California law [e.g., vehicle code§§ 27156 and 38391]. The product is sold only for use in connection with EPA Âcertified, purpose-built, non-road vehicles used solely for closed course, non-road competition/racing and not used for any recreational purpose or on public highways or right of ways maintained by and open to the public. This product is sold only in connection with machines that do not fall under state and/or federal noise or emission standards/regulations. Purchasers who/that purchase this product represent and warrant that the product is purchased only in connection with EPA-certified, emission-regulations-exempt and noise-regulations-exempt competition/racing vehicles as interpreted under applicable state and/or federal law.
