K&N Engineering RO-6518 High-Flow Air Filter for Royal Enfield 650 Motorcycles

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
• Includes a 10-Year/Million-Mile Limited Warranty
• Application specific base seal and sealing bead
• Made in the USA for over 40 years

The K&N Engineering RO-6518 High-Flow Air Filter is designed for select Royal Enfield 650 motorcycles, including the Continental GT 650, INT650, and Bear 650. Its high-flow design helps improve airflow to support responsive throttle operation, stronger acceleration, and increased horsepower and torque potential while maintaining dependable engine protection.

Built with multiple layers of premium woven cotton gauze, the washable and reusable filter provides a large filtration area with low airflow restriction and high dirt-holding capacity. Pleated filter media supports extended service intervals, while the application-specific base seal and sealing bead provide a precision OEM-style fit for straightforward installation where applicable. The filter arrives pre-oiled and ready to ride.

K&N Engineering RO-6518 is made in the USA and backed by a 10-year or million-mile limited warranty. For cleaning and re-oiling, use the associated K&N 99-5000 Filter Care Service Kit Aerosol. This product is not CARB approved; applicable emissions requirements should be reviewed before installation. California Proposition 65 warning requirements may apply.

Key Product Specifications and Technical Data

• Brand: K&N Engineering
• Part Number: RO-6518
• Product Type: High-flow powersports air filter
• Filter Media: Oiled cotton gauze
• Serviceability: Washable and reusable
• Fitment Style: Precision OEM-style application-specific fit
• Warranty: 10-year or million-mile limited warranty
• Country of Origin: Made in the USA

What's Included

• One K&N Engineering RO-6518 high-flow air filter
• Pre-oiled filter media, ready for installation

Fitment

Fits 2019-2024 Royal Enfield Continental GT 650, 2019 Royal Enfield INT650, and 2025 Royal Enfield Bear 650.

Features:

• High-flow performance: Increases airflow to support improved horsepower, throttle response, torque, and acceleration.
• Premium cotton gauze media: Multiple layers of woven cotton provide effective filtration and high dirt-holding capacity.
• Washable and reusable: Designed for long-term service with proper cleaning and re-oiling.
• Precision OEM-style fit: Application-specific seals and sealing beads support a secure, straightforward installation.

Fitments:
2019 Royal Enfield Continental GT 650 Base
2019 Royal Enfield INT650 Base
2020 Royal Enfield Continental GT 650 Base
2021 Royal Enfield Continental GT 650 Base
2022 Royal Enfield Continental GT 650 Base
2024 Royal Enfield Continental GT 650 Base
2025 Royal Enfield Bear 650 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