K&N Engineering SU-1806 High-Flow Replacement Air Filter for Suzuki Boulevard M109R

The K&N High-Flow Air Filter for Motorcycles is engineered to increase airflow for improved horsepower, throttle response, and acceleration while providing increased engine protection. Built with premium oiled cotton gauze, this washable and reusable air filter is designed for long-lasting performance, a precision OEM-style fit, and durable construction to keep your motorcycle performing ride after ride. The K&N High-Flow Air Filter for Motorcycles is engineered to increase airflow for improved horsepower, throttle response, and acceleration while providing increased engine protection. Associated products: 99-5000 Filter Care Service Kit Aerosol

• PRECISION OEM-STYLE FIT: Made with application specific seamless sealing beads and custom seals for easy installation (Where Applicable).
• Pleated cotton media provides a large filtration area offering low restriction, high-capacity and long service intervals
• Multiple layers of woven cotton gauze media offers excellent filtration
• Designed to provide increased horsepower and torque
• Washable & reusable, pre-oiled and ready to ride
• Application specific base seal and sealing bead
• No-Hassle Lifetime Limited Warranty
• Made in the USA for over 40 years

Brief Description: Upgrade your motorcycle’s intake performance with the K&N Engineering SU-1806 High-Flow Air Filter. Designed as a direct replacement for select Suzuki Boulevard M109R applications, this reusable motorcycle air filter is engineered to support increased airflow, improved throttle response, stronger acceleration, and enhanced engine protection. Its precision OEM-style fit allows for straightforward installation without modifying the factory airbox.

Built with premium, pleated cotton gauze media, the K&N Engineering SU-1806 provides a large filtration area while maintaining low airflow restriction and extended service intervals. Multiple layers of woven cotton gauze help capture contaminants before they reach the engine, while the application-specific sealing bead and base seal promote a dependable fit. The filter is pre-oiled and ready to install, and it can be washed, serviced, and reused for long-term value. It is backed by K&N’s No-Hassle Lifetime Limited Warranty and made in the USA.

Key Product Specifications & Technical Data:

• Brand: K&N Engineering
• Part Number: SU-1806
• Product Type: High-flow reusable motorcycle air filter
• Filter Media: Pleated, multi-layer cotton gauze
• Serviceability: Washable and reusable
• Installation: Direct OEM-style replacement fit
• Condition: Pre-oiled and ready to ride
• Warranty: No-Hassle Lifetime Limited Warranty

What's Included in the Box: One K&N Engineering SU-1806 High-Flow Replacement Air Filter. K&N 99-5000 Filter Care Service Kit Aerosol is an associated product and is sold separately.

Fitment: Fits 2006 Suzuki M109R Boulevard; 2007 Suzuki M109R Boulevard; 2007 Suzuki M109RZ Boulevard Limited; 2008 Suzuki M109R Boulevard; 2008 Suzuki M109RZ Boulevard Limited; 2008 Suzuki M109R2 Boulevard; 2009 Suzuki M109R Boulevard; 2009 Suzuki M109RZ Boulevard Limited; 2009 Suzuki M109R2 Boulevard; and 2011 Suzuki M109R Boulevard. Verify the motorcycle year and model before ordering. This product may require acknowledgment of applicable emissions restrictions where required.

Features:

• Precision OEM-style fit with application-specific sealing beads and custom seals for easy installation where applicable
• Pleated cotton media provides a large filtration area, low restriction, high capacity, and extended service intervals
• Multiple layers of woven cotton gauze media provide effective filtration and increased engine protection
• Washable, reusable, pre-oiled design supports increased airflow, horsepower, torque, throttle response, and acceleration

Fitments:
2006 Suzuki M109R Boulevard Base
2007 Suzuki M109R Boulevard Base
2007 Suzuki M109RZ Boulevard Limited Base
2008 Suzuki M109R Boulevard Base
2008 Suzuki M109R2 Boulevard Base
2008 Suzuki M109RZ Boulevard Limited Base
2009 Suzuki M109R Boulevard Base
2009 Suzuki M109R2 Boulevard Base
2009 Suzuki M109RZ Boulevard Limited Base
2011 Suzuki M109R Boulevard Base
2011 Suzuki M109RZ Boulevard Limited Base
2012 Suzuki M109R Boulevard Base
2012 Suzuki M109RZ Boulevard Limited Base
2013 Suzuki M109R Boulevard Base
2013 Suzuki M109RZ Boulevard Limited Base
2014 Suzuki M109R Boulevard Base
2014 Suzuki M109R Boulevard B.O.S.S. Base
2014 Suzuki M109RZ Boulevard Limited Base
2015 Suzuki M109R Boulevard B.O.S.S. Base
2016 Suzuki M109R Boulevard B.O.S.S. Base
2017 Suzuki M109R Boulevard B.O.S.S. Base
2018 Suzuki M109R Boulevard B.O.S.S. Base
2019 Suzuki M109R Boulevard B.O.S.S. Base
2020 Suzuki M109R Boulevard B.O.S.S. Base
2021 Suzuki M109R Boulevard B.O.S.S. Base
2022 Suzuki M109R Boulevard B.O.S.S. Base
2023 Suzuki M109R Boulevard B.O.S.S. Base
2024 Suzuki M109R Boulevard Base

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: powersports
Epa: N/A
Regular Stock: t
Units Per Sku: 1