K&N Engineering KN-171B Performance Oil Filter for Harley-Davidson and Buell

The K&N Performance Oil Filter for Powersports is engineered to provide increased engine protection and high oil flow for long-lasting performance. Built with premium synthetic filter media and heavy-duty construction, it delivers up to 20,000 miles of protection while standing up to the demands of riding. An integrated welded nut makes oil changes quick and easy. The K&N Performance Oil Filter for Powersports is engineered to provide increased engine protection and high oil flow for long-lasting performance

• PERFORMANCE ENGINEERED DESIGN: Includes a part number-specific bypass/pressure relief valve and is optimized for use with high-end synthetic motor oils.

The K&N Engineering KN-171B Performance Oil Filter is designed for select Harley-Davidson and Buell powersports applications. It delivers high oil flow and dependable engine protection for riders who expect consistent filtration under demanding conditions. Premium synthetic filter media helps capture harmful contaminants while supporting the lubrication requirements of modern motorcycle engines and high-end synthetic motor oils.

Built with heavy-duty construction, the KN-171B is engineered to provide up to 20,000 miles of protection when used according to the vehicle and oil manufacturer’s service recommendations. Its part number-specific bypass and pressure relief valve helps maintain proper oil circulation during varying operating conditions. An integrated welded nut simplifies filter removal and installation, making routine oil changes faster and more convenient.

• Performance-engineered design with synthetic filter media for reliable contaminant capture.
• High oil flow supports consistent lubrication and engine performance.
• Part number-specific bypass and pressure relief valve is optimized for compatible powersports applications.
• Integrated welded nut makes removal and installation easier during service.
• Heavy-duty construction provides durable performance in demanding riding environments.
• Designed for use with high-end synthetic motor oils.
• Provides up to 20,000 miles of protection when installed and maintained as recommended.
• Application-specific fitment for select Harley-Davidson and Buell motorcycles.

Product Specifications and Technical Data

• Brand: K&N Engineering
• Part Number: KN-171B
• Product Type: Powersports performance oil filter
• Filter Media: Premium synthetic media
• Filter Finish: Black
• Outer Diameter: Approximately 3.00 inches
• Filter Height: Approximately 4.06 inches
• Service Protection: Up to 20,000 miles, application and maintenance dependent

What's Included

One K&N Engineering KN-171B Performance Oil Filter.

Fitment is intended for select Harley-Davidson and Buell applications. Confirm vehicle year, model, engine, and manufacturer service requirements before installation.

Features:

• Premium synthetic filter media helps capture contaminants and protect engine components.
• High oil flow supports reliable lubrication and consistent powersports engine performance.
• Part number-specific bypass and pressure relief valve is optimized for compatible applications.
• Integrated welded nut simplifies oil filter removal and installation.

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