K& N powersports oil filters contain a modern synthetic filter media, designed for ultimate flow with less pressure drop. They also provide outstanding filtration to meet or exceed all OEM specifications. Most come with a 17 mm nut.

K& N powersports chrome canister oil filters contain a modern synthetic filter media, designed for ultimate flow with less pressure drop, yet engineered for outstanding filtration. K& N powersports 'spin-on' oil filters feature a heavy-duty, chrome-plated metal can. Most of these have a 17 mm nut affixed onto the end that allows for easy removal. The 17 mm nut is crossed-drilled so racers can safety wire the filter to their bike.

Anti Drain Back Valve:	Yes
Bypass Valve:	Yes
Filter Material:	High Flow Premium Media
Finish:	Chrome
Gasket Material:	Nitrile Rubber
Height:	5.969 in (152 mm)
Outside Diameter:	3 in (76 mm)
Package Material:	Paperboard
Package Type:	Box
Product Style:	Oil Filters
Prop 65 Yes/No:	No
PSI Relief Valve:	Yes
Removal Nut:	Yes
Removal Nut Size:	17 mm
Style:	Spin-On
Thread Specification:	3/4 In. 16 UNF
Title:	K& N KN-173C Oil Filter
Warranty:	1 Year Limited
Weight:	1 lb (0.4 kg)

• Harley Davidson: 6381390
• Harley Davidson: 6381290

• 1991-1992 Harley-Davidson FXDB-D Dyna Glide Daytona | Note: Canister; Chrome
• 1993-1998 Harley-Davidson FXDWG Dyna Wide Glide | Note: Canister; Chrome
• 1996-1998 Harley-Davidson FXDS-Conv Dyna Convertible | Note: Canister; Chrome
• 1980 Harley-Davidson FXB Sturgis | Note: Canister; Chrome
• 1982 Harley-Davidson FXB Sturgis | Note: Canister; Chrome
• 1991 Harley-Davidson FXDB-S Dyna Glide Sturgis | Note: Canister; Chrome
• 1993-1998 Harley-Davidson FXDL Dyna Low Rider | Note: Canister; Chrome
• 1996-1998 Harley-Davidson FXD Dyna Super Glide | Note: Canister; Chrome