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Enhance horsepower and airflow for Harley Davidson motorcycles.
The K&N Air Cleaner Assembly RK Series is engineered to optimize the performance of Twin Cam Harley-Davidson engines. This assembly features a high-flow air filter that significantly increases airflow while maintaining effective filtration. The innovative powder coated billet aluminum back plate is designed to eliminate external breathers and includes a built-in, dyno-tuned velocity stack, ensuring a seamless integration with the engine's airflow dynamics.
With a factory appearance retained through the use of the stock air cleaner cover, this assembly provides a discreet yet effective upgrade. The oval design and compact dimensions allow for easy installation, making it a practical choice for motorcycle enthusiasts looking to enhance their ride. The assembly is finished in black powder coating, ensuring durability and resistance to the elements.
This air cleaner assembly not only improves airflow but also contributes to a horsepower gain of 8.43 at 3700 RPM, making it a valuable addition for those seeking performance enhancements. The red cotton gauze filter adds a touch of style while ensuring optimal air intake for the engine.
Features
- Includes An Innovative Powder Coated Billet Aluminum Backplate That Eliminates External Breathers
- Features A Built-In, Dyno-Tuned Velocity Stack
- Significant Airflow Increase To The Engine Without Sacrificing Filtration
- Retains A Factory Appearance By Utilizing The Stock Air Cleaner Cover
Specifications
- Manufacturer: K & N Filters
- Manufacturer Part Number: RK-3930
- Application: Harley Davidson Motorcycles
- Shape: Oval
- Diameter (IN): 9 Inch
- Height (IN): 1-7/8 Inch
- Top Design: No Logo
- Flange Diameter (IN): 2.463 Inch
- Finish: Powder Coated
- Color: Black
- Material: Aluminum
- Air Filter Diameter (IN): 8.813 Inch
- Air Filter Height (IN): 1-5/8 Inch
- Air Filter Color: Red
- Air Filter Material: Cotton Gauze Filter
- Wing Nut Type: No Wing Nut
- Wing Nut Color: No Wing Nut
- Estimated Install Time (Hours): 0.5
Compatibility / Fit
- 2008-2019 Harley Davidson FLHR Road King
- 2008-2013 Harley Davidson FLHRC Road King Classic
- 2008-2008 Harley Davidson FLHRSE4 Screamin Eagle Road King
- 2008-2009 Harley Davidson FLHT Electra Glide Standard
- 2008-2013 Harley Davidson FLHTC Electra Glide Classic
- 2008-2013 Harley Davidson FLHTCU Electra Glide Ultra Classic
- 2010-2010 Harley Davidson FLHTCUSE5 CVO Ultra Classic Electra Glide
- 2009-2013 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
- 2010-2013 Harley Davidson FLHTK Electra Glide Ultra Limited
- 2008-2015 Harley Davidson FLHX Street Glide
- 2014-2019 Harley Davidson FLHXS Street Glide Special
- 2010-2011 Harley Davidson FLHXXX Street Glide Trike
- 2015-2019 Harley Davidson FLRT Freewheeler
- 2016-2017 Harley Davidson FLS Softail Slim
- 2016-2017 Harley Davidson FLSS Softail Slim S
- 2016-2017 Harley Davidson FLSTC Heritage Softail Classic
- 2016-2017 Harley Davidson FLSTF Fat Boy
- 2016-2016 Harley Davidson FLSTFB Fat Boy Lo
- 2016-2017 Harley Davidson FLSTFBS Fat Boy S
- 2016-2017 Harley Davidson FLSTN Softail Deluxe
- 2008-2009 Harley Davidson FLTR Road Glide
- 2011-2013 Harley Davidson FLTRU Road Glide Ultra
- 2015-2019 Harley Davidson FLTRX Road Glide
- 2010-2013 Harley Davidson FLTRX Road Glide Custom
- 2015-2019 Harley Davidson FLTRXS Road Glide Special
- 2016-2017 Harley Davidson FXSB Breakout
Technical Documents
Shipping & Returns
- This product ships within the continental USA only.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition. For complete details, please see our return policy.
