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2018 Harley Davidson FLHCS Heritage Classic 114 CI

KN-171B K&N Oil Filter
All Models
$15.99USD
In Stock / Free Shipping
Rating:
99% of 100
Overview
  • O/E replacement oil filters for most cars, trucks, SUV's, motorcycles, & ATV's
  • 17 mm exposed nut designed for easy oil filter removal
  • Heavy duty construction for extreme conditions
  • Anti-drain back valve (where applicable) eliminates dry starts, prevents oil from draining back into crankcase during engine shutdown
  • Approved for racing use by MotoAmerica and the AMA
Detailed Info
Anti Drain Back ValveYes
Bypass ValveYes
Filter MaterialHigh Flow Premium Media
Gasket MaterialNitrile Rubber
Height3.906 in (99 mm)
Outside Diameter2.906 in (74 mm)
PSI Relief ValveYes
Removal NutYes
StyleCanister
Thread Specification3/4 In. 16 UNF
Product StyleOil Filters
Weight0.8 lb (0.4 kg)
Product Box Height4.3 in (109 mm)
Product Box Length3 in (76 mm)
Product Box Width3 in (76 mm)
FinishBlack
Removal Nut Size17 mm
Warranty1 Year Limited
Reviews
Rating:
99% of 100
DIY Level

Advanced Moderate Easy

Installation Time

20-30 Minutes

KN-171C K&N Oil Filter
All Models
$20.49USD
In Stock / Free Shipping
Rating:
100% of 100
Overview
  • O/E replacement oil filters for most cars, trucks, SUV's, motorcycles, & ATV's
  • 17 mm exposed nut designed for easy oil filter removal
  • Heavy-duty, chrome-plated canister handles extreme conditions
  • Anti-drain back valve (where applicable) eliminates dry starts, prevents oil from draining back into crankcase during engine shutdown
  • Approved for racing use by MotoAmerica and the AMA
Detailed Info
Anti Drain Back ValveYes
Bypass ValveYes
Filter MaterialHigh Flow Premium Media
Gasket MaterialNitrile Rubber
Height3.906 in (99 mm)
Outside Diameter2.906 in (74 mm)
PSI Relief ValveYes
Removal NutYes
StyleCanister
Thread Specification3/4 In. 16 UNF
Product StyleOil Filters
Weight0.8 lb (0.4 kg)
Product Box Height4.25 in (108 mm)
Product Box Length3 in (76 mm)
Product Box Width3 in (76 mm)
FinishChrome
Removal Nut Size17 mm
Warranty1 Year Limited
Reviews
Rating:
100% of 100
DIY Level

Advanced Moderate Easy

Installation Time

20-30 Minutes

RK-3954 K&N Intake System-Harley Davidson
All Models
$267.99USD
In Stock / Free Shipping
Overview
  • Designed for Harley-Davidson motorcycles
  • Increase horsepower and torque
  • Easy to install
  • Made in USA
  • Backed by K&N warranty
Detailed Info
Estimated Horsepower Gain7.17 HP @ 4812 RPM
Replacement FilterE-3990
Air Filter ColorRed
Air Filter MaterialCotton Gauze
Warranty1,000,000 Miles/10 Year
Product StyleMotorcycle Intake System
Air Filter Height2.125 in (54 mm)
CARB EO NumberD-269-60
Street Legal In All US StatesSee Vehicle Applications
TUV Approved (Europe)No
Overall Height2.25 in (57 mm)
Top MaterialSteel
Weight3.8 lb (1.7 kg)
Product Box Height4.88 in (124 mm)
Product Box Length11.75 in (298 mm)
Product Box Width9.5 in (241 mm)
Mounting Hardware IncludedYes
Reviews

RK-3954B K&N Intake System-Harley Davidson
All Models
$244.99USD
In Stock / Free Shipping
Overview
  • Designed for Harley-Davidson motorcycles
  • Increase horsepower and torque
  • Easy to install
  • Made in USA
  • Backed by K&N warranty
Detailed Info
Estimated Horsepower Gain7.17 HP @ 4812 RPM
Replacement FilterE-3990
Air Filter ColorRed
Air Filter MaterialCotton Gauze
Warranty1,000,000 Miles/10 Year
Product StyleMotorcycle Intake System
Air Filter Height2.125 in (54 mm)
CARB EO NumberD-269-60
Street Legal In All US StatesSee Vehicle Applications
TUV Approved (Europe)No
Overall Height2.281 in (58 mm)
Top MaterialAluminum
Weight3.8 lb (1.7 kg)
Product Box Height4.88 in (124 mm)
Product Box Length11.75 in (298 mm)
Product Box Width9.5 in (241 mm)
Mounting Hardware IncludedYes
Reviews

RK-3955 K&N Intake System-Harley Davidson
All Models
$339.99USD
In Stock / Free Shipping
Rating:
100% of 100
Overview
  • Guaranteed to increase horsepower
  • Designed to improve throttle response and engine sound
  • Cast aluminum high-volume, performance air intake housing
  • Washable and reusable K&N High-Flow cotton air filter that provides outstanding performance and protection
  • Integrated internal velocity stack
  • Built-in breathers replace external OE breathers
  • Easy to install, usually in 90 minutes or less
Detailed Info
Estimated Horsepower Gain3.33 HP @ 4710 RPM
Replacement FilterE-3987
Air Filter ColorRed
Air Filter MaterialCotton Gauze
Warranty1,000,000 Miles/10 Year
Product StyleMotorcycle Intake System
Air Filter Height2.469 in (63 mm)
CARB EO NumberD-269-60
Street Legal In All US StatesSee Vehicle Applications
TUV Approved (Europe)No
Overall Height3.25 in (83 mm)
Top MaterialBlack Powder Coated
Package Contents1 Air Filter
Weight5 lb (2.2 kg)
Product Box Height9.5 in (241 mm)
Product Box Length11.9 in (302 mm)
Product Box Width4.8 in (122 mm)
Mounting Hardware IncludedYes
Reviews
Rating:
100% of 100

RK-3955S K&N Intake System-Harley Davidson
All Models
$366.29USD
In Stock / Free Shipping
Overview
  • Guaranteed to increase horsepower
  • Designed to improve throttle response and engine sound
  • Cast aluminum high-volume, performance air intake housing
  • Washable and reusable K&N High-Flow cotton air filter that provides outstanding performance and protection
  • Integrated internal velocity stack
  • Built-in breathers replace external OE breathers
  • Easy to install, usually in 90 minutes or less
Detailed Info
Estimated Horsepower Gain3.33 HP @ 4710 RPM
Replacement FilterE-3987
Air Filter ColorRed
Air Filter MaterialCotton Gauze
Warranty1,000,000 Miles/10 Year
Product StyleMotorcycle Intake System
Air Filter Height2.469 in (63 mm)
CARB EO NumberD-269-60
Street Legal In All US StatesSee Vehicle Applications
TUV Approved (Europe)No
Overall Height3.25 in (83 mm)
Top MaterialSilver Powder Coated
Package Contents1 Air Filter
Package Quantity1
Weight5 lb (2.2 kg)
Product Box Height9.5 in (241 mm)
Product Box Length11.9 in (302 mm)
Product Box Width4.8 in (122 mm)
Mounting Hardware IncludedYes
Reviews

RK-3956 K&N Intake System-Harley Davidson
All Models
$233.99USD
In Stock / Free Shipping
Overview
  • Guaranteed to increase horsepower
  • Designed to improve throttle response and engine sound
  • Cast aluminum high-volume, performance air intake housing in black
  • Washable and reusable K&N High-Flow cotton air filter that provides outstanding performance and protection
  • Integrated internal velocity stack
  • Built-in breathers replace external OE breathers
  • Easy to install, usually in 90 minutes or less
Detailed Info
Estimated Horsepower Gain5.19 HP @ 4981 RPM
Replacement FilterE-3988
Air Filter ColorRed
Air Filter MaterialCotton Gauze
Warranty1,000,000 Miles/10 Year
Product StyleMotorcycle Intake System
Air Filter Height2.406 in (61 mm)
CARB EO NumberD-269-60
Street Legal In All US StatesSee Vehicle Applications
TUV Approved (Europe)No
Overall Height4.25 in (108 mm)
Top MaterialBlack Powder Coated
Package Contents1 Air Filter
Package Quantity1
Weight4.3 lb (1.9 kg)
Product Box Height4.88 in (124 mm)
Product Box Length12 in (305 mm)
Product Box Width9.5 in (241 mm)
Mounting Hardware IncludedYes
Reviews

RK-3956S K&N Intake System-Harley Davidson
All Models
$148.99USD
In Stock / Free Shipping
Overview
  • Guaranteed to increase horsepower
  • Designed to improve throttle response and engine sound
  • Cast aluminum high-volume, performance air intake housing in silver
  • Washable and reusable K&N High-Flow cotton air filter that provides outstanding performance and protection
  • Integrated internal velocity stack
  • Built-in breathers replace external OE breathers
  • Easy to install, usually in 90 minutes or less
Detailed Info
Estimated Horsepower Gain5.19 HP @ 4981 RPM
Replacement FilterE-3988
Air Filter ColorRed
Air Filter MaterialCotton Gauze
Warranty1,000,000 Miles/10 Year
Product StyleMotorcycle Intake System
Air Filter Height2.406 in (61 mm)
CARB EO NumberD-269-60
Street Legal In All US StatesSee Vehicle Applications
TUV Approved (Europe)No
Overall Height4.25 in (108 mm)
Top MaterialSilver Powder Coated
Weight4.3 lb (1.9 kg)
Product Box Height4.88 in (124 mm)
Product Box Length12 in (305 mm)
Product Box Width9.5 in (241 mm)
Mounting Hardware IncludedYes
Reviews

SS-171 K&N Oil Filter; Billet
All Models
$219.95USD
In Stock / Free Shipping
Rating:
100% of 100
Overview
  • Lasts the lifetime of your vehicle under normal vehicle operating conditions
  • Stainless Steel Micro-Screen Filtration
  • Reusable Oil Filter
  • Billet Aluminum Housing
  • Embedded Neodymium Magnets
Detailed Info
Anti Drain Back ValveNo
Bypass ValveYes
Filter MaterialStainless Mesh
Gasket MaterialViton Rubber
Height3.625 in (92 mm)
Outside Diameter3 in (76 mm)
PSI Relief Valve16
Removal NutYes
StyleCanister
Thread Specification3/4 In. 16 UNF
Product StyleOil Filters
Weight1.3 lb (0.6 kg)
Product Box Height6 in (152 mm)
Product Box Length4 in (102 mm)
Product Box Width4 in (102 mm)
Warranty1 Year Limited
Reviews
Rating:
100% of 100

DIY Level

Advanced Moderate Easy

Installation Time

20-30 Minutes

Resources:

Installation PDF

Cleaning Instructions

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