K&N 63-1138C Aircharger Performance Intake - Chrome — Fits 2017-2020 Harley-Davidson Touring & Softail Models

SKU: KNN63-1138C
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Sale price$419.99
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

Watch in action

Unleash Your Harley's Potential with the K&N 63-1138C Aircharger Intake

Elevate your riding experience with the K&N AirCharger Performance Intake system, specifically engineered for select 2017-2020 Harley-Davidson Touring and Softail models. This premium intake system replaces your restrictive stock OE air cleaner, unleashing significant power gains and a more aggressive throttle response.

Key Features and Benefits:

  • Increased Horsepower and Torque: By eliminating airflow restrictions, the K&N AirCharger allows your engine to breathe more freely, resulting in noticeable improvements in power and acceleration.
  • Aggressive Styling: The sleek chrome finish and mandrel-bent aluminum intake tube provide a custom, high-performance look that complements your Harley-Davidson's aesthetics.
  • High-Flow Air Filter: Features a K&N High-Flow Air Filter designed for maximum airflow and superior filtration, ensuring your engine receives clean, unrestricted air.
  • Direct Fit Installation: Includes a billet aluminum throttle-body mounting plate and all necessary hardware for a straightforward installation.
  • Durable Construction: Built with K&N's renowned quality and attention to detail for long-lasting performance and reliability.

Vehicle Fitment:

This intake is designed for a wide range of Harley-Davidson models including:

  • 2017-2018 Touring Models: FLHR, FLHRC, FLHRXS, FLHT, FLHTC, FLHTCU, FLHTCUL, FLHTK, FLHTKL, FLHTCUTG, FLHX, FLHXS, FLRT, FLTRU, FLTRXS
  • 2018-2020 Softail Models: FLDE, FLFB, FLFBS, FLHC, FLHCS, FLSL, FXBB, FXFB, FXFBS, FXLR

Note: This part is not street legal in California or states adopting California emissions standards.

Upgrade your ride with the K&N 63-1138C Aircharger Performance Intake from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2018-2020 Harley-Davidson FLDE Deluxe 107 Base
2018-2019 Harley-Davidson FLFB Fat Boy 107 Base
2018-2023 Harley-Davidson FLFBS Fat Boy 114 Base
2018-2021 Harley-Davidson FLHC Heritage Classic 107 Base
2017-2022 Harley-Davidson FLHR Road King Base
2018-2023 Harley-Davidson FLHRXS Road King Special Base
2018-2022 Harley-Davidson FLHT Electra Glide Standard Base
2017-2019 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
2017-2023 Harley-Davidson FLHTK Ultra Limited Base
2017-2019 Harley-Davidson FLHTKL Ultra Limited Low Base
2017-2023 Harley-Davidson FLHX Street Glide Base
2017-2023 Harley-Davidson FLHXS Street Glide Special Base
2018-2021 Harley-Davidson FLSB Sport Glide 107 Base
2018-2021 Harley-Davidson FLSL Softail Slim 107 Base
2020-2023 Harley-Davidson FLTRK Road Glide Limited Base
2023 Harley-Davidson FLTRT Road Glide 3 Base
2017-2023 Harley-Davidson FLTRX Road Glide Base
2017-2023 Harley-Davidson FLTRXS Road Glide Special Base
2018-2020 Harley-Davidson FXBB Street Bob 107 Base
2021-2023 Harley-Davidson FXBBS Street Bob 114 Base
2018-2020 Harley-Davidson FXBRS Breakout 114 Base
2018-2019 Harley-Davidson FXFB Fat Bob 107 Base
2018-2023 Harley-Davidson FXFBS Fat Bob 114 Base
2018-2020 Harley-Davidson FXLR Low Rider 107 Base
2022 Harley-Davidson FXLRS Low Rider S 117 Base
2020-2023 Harley-Davidson FXST Softail Standard 107 Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

Watch in action

Unleash Your Harley's Potential with the K&N 63-1138C Aircharger Intake

Elevate your riding experience with the K&N AirCharger Performance Intake system, specifically engineered for select 2017-2020 Harley-Davidson Touring and Softail models. This premium intake system replaces your restrictive stock OE air cleaner, unleashing significant power gains and a more aggressive throttle response.

Key Features and Benefits:

  • Increased Horsepower and Torque: By eliminating airflow restrictions, the K&N AirCharger allows your engine to breathe more freely, resulting in noticeable improvements in power and acceleration.
  • Aggressive Styling: The sleek chrome finish and mandrel-bent aluminum intake tube provide a custom, high-performance look that complements your Harley-Davidson's aesthetics.
  • High-Flow Air Filter: Features a K&N High-Flow Air Filter designed for maximum airflow and superior filtration, ensuring your engine receives clean, unrestricted air.
  • Direct Fit Installation: Includes a billet aluminum throttle-body mounting plate and all necessary hardware for a straightforward installation.
  • Durable Construction: Built with K&N's renowned quality and attention to detail for long-lasting performance and reliability.

Vehicle Fitment:

This intake is designed for a wide range of Harley-Davidson models including:

  • 2017-2018 Touring Models: FLHR, FLHRC, FLHRXS, FLHT, FLHTC, FLHTCU, FLHTCUL, FLHTK, FLHTKL, FLHTCUTG, FLHX, FLHXS, FLRT, FLTRU, FLTRXS
  • 2018-2020 Softail Models: FLDE, FLFB, FLFBS, FLHC, FLHCS, FLSL, FXBB, FXFB, FXFBS, FXLR

Note: This part is not street legal in California or states adopting California emissions standards.

Upgrade your ride with the K&N 63-1138C Aircharger Performance Intake from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2018-2020 Harley-Davidson FLDE Deluxe 107 Base
2018-2019 Harley-Davidson FLFB Fat Boy 107 Base
2018-2023 Harley-Davidson FLFBS Fat Boy 114 Base
2018-2021 Harley-Davidson FLHC Heritage Classic 107 Base
2017-2022 Harley-Davidson FLHR Road King Base
2018-2023 Harley-Davidson FLHRXS Road King Special Base
2018-2022 Harley-Davidson FLHT Electra Glide Standard Base
2017-2019 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
2017-2023 Harley-Davidson FLHTK Ultra Limited Base
2017-2019 Harley-Davidson FLHTKL Ultra Limited Low Base
2017-2023 Harley-Davidson FLHX Street Glide Base
2017-2023 Harley-Davidson FLHXS Street Glide Special Base
2018-2021 Harley-Davidson FLSB Sport Glide 107 Base
2018-2021 Harley-Davidson FLSL Softail Slim 107 Base
2020-2023 Harley-Davidson FLTRK Road Glide Limited Base
2023 Harley-Davidson FLTRT Road Glide 3 Base
2017-2023 Harley-Davidson FLTRX Road Glide Base
2017-2023 Harley-Davidson FLTRXS Road Glide Special Base
2018-2020 Harley-Davidson FXBB Street Bob 107 Base
2021-2023 Harley-Davidson FXBBS Street Bob 114 Base
2018-2020 Harley-Davidson FXBRS Breakout 114 Base
2018-2019 Harley-Davidson FXFB Fat Bob 107 Base
2018-2023 Harley-Davidson FXFBS Fat Bob 114 Base
2018-2020 Harley-Davidson FXLR Low Rider 107 Base
2022 Harley-Davidson FXLRS Low Rider S 117 Base
2020-2023 Harley-Davidson FXST Softail Standard 107 Base

Product Details

Product Description

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

Watch in action

Unleash Your Harley's Potential with the K&N 63-1138C Aircharger Intake

Elevate your riding experience with the K&N AirCharger Performance Intake system, specifically engineered for select 2017-2020 Harley-Davidson Touring and Softail models. This premium intake system replaces your restrictive stock OE air cleaner, unleashing significant power gains and a more aggressive throttle response.

Key Features and Benefits:

  • Increased Horsepower and Torque: By eliminating airflow restrictions, the K&N AirCharger allows your engine to breathe more freely, resulting in noticeable improvements in power and acceleration.
  • Aggressive Styling: The sleek chrome finish and mandrel-bent aluminum intake tube provide a custom, high-performance look that complements your Harley-Davidson's aesthetics.
  • High-Flow Air Filter: Features a K&N High-Flow Air Filter designed for maximum airflow and superior filtration, ensuring your engine receives clean, unrestricted air.
  • Direct Fit Installation: Includes a billet aluminum throttle-body mounting plate and all necessary hardware for a straightforward installation.
  • Durable Construction: Built with K&N's renowned quality and attention to detail for long-lasting performance and reliability.

Vehicle Fitment:

This intake is designed for a wide range of Harley-Davidson models including:

  • 2017-2018 Touring Models: FLHR, FLHRC, FLHRXS, FLHT, FLHTC, FLHTCU, FLHTCUL, FLHTK, FLHTKL, FLHTCUTG, FLHX, FLHXS, FLRT, FLTRU, FLTRXS
  • 2018-2020 Softail Models: FLDE, FLFB, FLFBS, FLHC, FLHCS, FLSL, FXBB, FXFB, FXFBS, FXLR

Note: This part is not street legal in California or states adopting California emissions standards.

Upgrade your ride with the K&N 63-1138C Aircharger Performance Intake from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2018-2020 Harley-Davidson FLDE Deluxe 107 Base
2018-2019 Harley-Davidson FLFB Fat Boy 107 Base
2018-2023 Harley-Davidson FLFBS Fat Boy 114 Base
2018-2021 Harley-Davidson FLHC Heritage Classic 107 Base
2017-2022 Harley-Davidson FLHR Road King Base
2018-2023 Harley-Davidson FLHRXS Road King Special Base
2018-2022 Harley-Davidson FLHT Electra Glide Standard Base
2017-2019 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
2017-2023 Harley-Davidson FLHTK Ultra Limited Base
2017-2019 Harley-Davidson FLHTKL Ultra Limited Low Base
2017-2023 Harley-Davidson FLHX Street Glide Base
2017-2023 Harley-Davidson FLHXS Street Glide Special Base
2018-2021 Harley-Davidson FLSB Sport Glide 107 Base
2018-2021 Harley-Davidson FLSL Softail Slim 107 Base
2020-2023 Harley-Davidson FLTRK Road Glide Limited Base
2023 Harley-Davidson FLTRT Road Glide 3 Base
2017-2023 Harley-Davidson FLTRX Road Glide Base
2017-2023 Harley-Davidson FLTRXS Road Glide Special Base
2018-2020 Harley-Davidson FXBB Street Bob 107 Base
2021-2023 Harley-Davidson FXBBS Street Bob 114 Base
2018-2020 Harley-Davidson FXBRS Breakout 114 Base
2018-2019 Harley-Davidson FXFB Fat Bob 107 Base
2018-2023 Harley-Davidson FXFBS Fat Bob 114 Base
2018-2020 Harley-Davidson FXLR Low Rider 107 Base
2022 Harley-Davidson FXLRS Low Rider S 117 Base
2020-2023 Harley-Davidson FXST Softail Standard 107 Base

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