The NAMURA VA-09221E Exhaust Valve is an OEM replacement valve designed for select Arctic Cat ATV and UTV applications. Manufactured for dependable service and accurate fitment, this valve helps restore proper exhaust flow and engine performance when replacing a worn or damaged component. It is compatible with select 2011–2017 Arctic Cat 425, 450, and 500 models, including Prowler and TRV configurations.
Constructed from durable SUH35B heat-resistant steel, the NAMURA exhaust valve is built to withstand the elevated temperatures and operating conditions found in powersports engines. Its full nitride finish improves surface durability and resistance to corrosion, helping support reliable long-term performance in demanding riding environments. The valve is manufactured at an ISO 9001-certified facility for consistent quality and production control.
Fitment: Fits 2017 Arctic Cat Prowler 500; 2012 Arctic Cat 425 4X4 SE; 2012 Arctic Cat 450 4X4 TRV GT; 2011 Arctic Cat 450 4X4 TRV; 2014 Arctic Cat Prowler 500 HDX Ltd; 2014 Arctic Cat Prowler 500 HDX XT; 2016 Arctic Cat Prowler 500 HDX XT; 2017 Arctic Cat Prowler 500 HDX XT; 2014 Arctic Cat Prowler 500 HDX; and 2015 Arctic Cat Prowler 500 HDX. Verify the year, model, engine, and application before installation.
Features:
- OEM replacement exhaust valve for select Arctic Cat ATV and UTV models
- Made from durable SUH35B heat-resistant steel
- Full nitride finish provides increased durability and corrosion resistance
- Manufactured under ISO 9001-certified quality standards
- Designed for select Arctic Cat 425, 450, and 500 applications
- Brand: NAMURA
- Manufacturer part number: VA-09221E
- Vendor part number: 183-09221E
Fitment:
2011 Arctic Cat 450 4X4 TRV
2011 Arctic Cat 450 XC
2012 Arctic Cat 425 4X4
2012 Arctic Cat 425 4X4 SE
2012 Arctic Cat 450 4X4 TRV
2012 Arctic Cat 450 4X4 TRV GT
2012 Arctic Cat 450 XC
2014 Arctic Cat Prowler 500 HDX
2014 Arctic Cat Prowler 500 HDX Ltd
2014 Arctic Cat Prowler 500 HDX XT
2015 Arctic Cat Prowler 500 HDX
2016 Arctic Cat Alterra 450 4x4
2016 Arctic Cat Prowler 500 HDX XT
2017 Arctic Cat Prowler 500
2017 Arctic Cat Prowler 500 HDX XT
2019 Arctic Cat Alterra 450 4x4
2021 Arctic Cat Alterra 450 4x4
2022 Arctic Cat Alterra 450 4x4
2023 Arctic Cat Alterra 450 4x4
2024 Arctic Cat Alterra 450 4x4