K&N 4in ID / 5.5in OD / 2in H Custom Assembly Filter designed to fit Harley-Davidson Motorcycle

Upgrade your Harley-Davidson with a K&N High-Flow Air Intake System, engineered for riders who demand both performance and style. This complete intake replaces the stock air cleaner with K&N's washable and reusable high-flow filter, increasing airflow for enhanced horsepower and quicker throttle response. The precision-designed backing plate and integrated velocity stack ensure smooth, efficient air delivery, optimizing engine performance on every ride. Built for long-lasting durability and a bold, custom appearance, the RK-3201 delivers the perfect combination of power, reliability, and standout style for your motorcycle.

Additional Information

This K&N custom air cleaner was designed to fit Harley-Davidson motorcycles. This K&N air cleaner is not street legal nor recommended by Harley-Davidson Motor Co., Inc. .

Part Type

Air Cleaner Assembly

• Excellent engine protection

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Reference Information