K&N Harley Davidson / Buell 3in OD x 4.063in H Black Oil Filter

SKU: KN-171B | UPC: 024844087737

K&N Harley Davidson Buell 3in OD x 4.063in H Black Oil Filter KN-171B Fits 1995-2023 Models

The K&N KN-171B oil filter delivers reliable engine protection for Harley-Davidson and Buell motorcycles from 1995 to 2023. This spin-on filter uses pleated synthetic-blend media to capture harmful contaminants while maintaining consistent high oil flow rates. The heavy-duty canister and 17mm welded hex nut enable fast wrench-off removal backed by a 1-Year Limited Warranty.

Key Features

• High Flow Rates: Engineered to provide consistent oil flow to protect your engine during extended service intervals recommended by manufacturers
• Oil Compatibility: Works with synthetic petroleum-based and blended motor oils including high concentrations of synthetic racing oils
• Wrench-Off Removal: 17mm welded hex nut allows quick easy filter changes without special tools
• Durable Construction: Heavy-duty canister withstands harsh powersports conditions for long-lasting performance
• Advanced Filtration: Pleated synthetic-blend media removes most harmful contaminants with laboratory-tested capacity efficiency and strength

Product Notes

• Pre-drilled nut supports safety wire attachment for racing applications
• Thread size 13/16-16 UNF-2B with anti-drainback and bypass valves
• Includes 1-Year Limited Warranty from K&N

Installation Notes

• Professional installation recommended.
• Apply oil to gasket before installing to prevent sticking
• Compatible with OEM oil filter mounts on specified models torque to manufacturer specs

This Part Fits

Year	Make	Model	Submodel
1997-2002	Buell	M2 Cyclone	Base
2002	Buell	M2L Cyclone	Base
1996-1998	Buell	S1 Lightning	Base
1995-1996	Buell	S2 Thunderbolt	Base
1996	Buell	S2T Thunderbolt	Base
1997-2001	Buell	S3 Thunderbolt	Base
1997-2002	Buell	S3T Thunderbolt	Base
1999-2002	Buell	X1 Lightning	Base
2002	Buell	X1W White Lightning	Base
2012-2016	Harley-Davidson	FLD Switchback	Base
2018-2020	Harley-Davidson	FLDE	Deluxe 107
2018-2020	Harley-Davidson	FLFB	Fat Boy 107
1999-2005	Harley-Davidson	FXDL Dyna Low Rider	Base
2007-2017	Harley-Davidson	FXDL Dyna Low Rider	Base
2014-2017	Harley-Davidson	FXDL Low Rider	Base
1999-2022	Harley-Davidson	FLHR Road King	Base
2007-2019	Harley-Davidson	FLHRC Road King Classic	Base
2000-2017	Harley-Davidson	FLSTF Fat Boy	Base
2010-2017	Harley-Davidson	FLSTFB Fat Boy Lo	Base
2018-2023	Harley-Davidson	FLFBS Fat Boy 114	Base
2018-2020	Harley-Davidson	FXFB Fat Bob 107	Base
2018-2023	Harley-Davidson	FXFBS Fat Bob 114	Base
2007-2019	Harley-Davidson	FLHTCU Electra Glide Ultra Classic	Base
2014-2023	Harley-Davidson	FLHXS Street Glide Special	Base
2006-2023	Harley-Davidson	FLHX Street Glide	Base
2015-2023	Harley-Davidson	FLTRX Road Glide	Base
2016-2023	Harley-Davidson	FLTRXS Road Glide Special	Base
2015-2023	Harley-Davidson	FLHTK Ultra Limited	Base
2017-2023	Harley-Davidson	FLHRXS Road King Special	Base
2018-2023	Harley-Davidson	FLHCS Heritage Classic 114	Base

Why Choose K&N?

• Proven filtration leader with powersports expertise since 1969
• US-engineered components tested for real-world durability
• 1-Year Limited Warranty covers defects in materials and workmanship

Frequently Asked Questions

• Q: Will the KN-171B fit my 2015 Harley Road Glide?
  A: Yes it fits 2015-2023 FLTRX Road Glide and many other Touring Dyna Softail models listed in fitment
• Q: What type of filter media does it use?
  A: Pleated synthetic-blend media compatible with all motor oils designed for high efficiency contaminant removal
• Q: How do I remove the filter during service?
  A: Use a 17mm wrench on the welded hex nut for fast Wrench-Off removal no special tools required

Shipping & Handling

• Method: Standard ground or expedited options available
• Availability: In stock – ships same or next business day
• Packaging: Compact box 3.4 x 3.4 x 4.4 inches
• Weight: 0.95 lbs

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