How often should I clean this air filter?

K&N recommends cleaning your air filter every 50,000 miles under normal highway driving conditions. Depending on your environment, you may need to clean it more often. Inspect the filter regularly and clean it when you see excessive dirt or debris.

Does this air filter require oiling?

Yes, this is an oiled cotton gauze air filter. You'll need to use K&N filter oil after cleaning to maintain its filtration properties. Re-oiling ensures that the filter continues to trap dirt and debris effectively.

Is this filter washable?

Yes, this air filter is washable and reusable. Use a K&N filter cleaning kit to properly clean and re-oil the filter. This will extend the life of the filter and maintain optimal performance.

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K&N Engineering

K&N Aprilia Rs660 659Cc 21-23

Name: K&N Aprilia Rs660 659Cc 21-23
Brand: K&N Engineering
Price: 73.99 USD
Availability: InStock

$73.99

Drop-in replacement air filter improves airflow and protects your engine.

Key Features

Low restriction — increases performance
Well-built — fits specific applications
Improved performance — better than stock
Excellent engine protection — keeps your engine running smoothly

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

Will this fit your vehicle?

Compatible with 13 vehicles

Need Help?

631-982-0042

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Since 1957

Family-owned

Product Details

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance.