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K&N 63-1131P Air Intake

Performance Products > Performance Air Intake System
  • Guaranteed to increase horsepower
  • Designed to improve throttle response and engine sound
  • Aluminum tube with high quality finish
  • Washable and reusable lifetime air filter
  • Not legal for sale or use in California
  • Lasts up to 100,000 miles before service is required (depending on driving conditions)
  • Easy to install, usually in 90 minutes or less
  • K&N Million Mile Limited Warranty
The K&N 63-1131P Air Intake fits some Harley Davidson FLHP Road King Police, Harley Davidson FLHR Road King, Harley Davidson FLHRC Road King Classic, Harley Davidson FLHT Electra Glide Standard, Harley Davidson FLHTC Electra Glide Classic, Harley Davidson FLHTCU Electra Glide Ultra Classic, Harley Davidson FLHTCU Ultra Classic Electra Glide, Harley Davidson FLHTCUL Electra Glide Ultra Classic Low, Harley Davidson FLHTCUTG Tri Glide Ultra, Harley Davidson FLHTCUTG Tri Glide Ultra Classic, Harley Davidson FLHTK Electra Glide Ultra Limited, Harley Davidson FLHTK Ultra Limited, Harley Davidson FLHTKL Ultra Limited Low, Harley Davidson FLHTP Electra Glide Police, Harley Davidson FLHX Street Glide, Harley Davidson FLHXS Street Glide Special, Harley Davidson FLHXXX Street Glide Trike, Harley Davidson FLRT Freewheeler, Harley Davidson FLTR Road Glide, Harley Davidson FLTRU Road Glide Ultra, Harley Davidson FLTRX Road Glide, Harley Davidson FLTRX Road Glide Custom, and Harley Davidson FLTRXS Road Glide Special models. See vehicle applications link for details.
K&N AirCharger Air Intakes replace the restrictive stock OE air cleaner with a K&N High-Flow Air Filter and mandrel-bent aluminum intake tube. The efficient design provides your Harley with significantly more airflow, resulting in additional power. These air intakes come with a billet aluminum throttle-body mounting plate and mounting hardware. Each of these air intakes comes with a washable, reusable K&N high-flow air filter, backed by the Million Mile Limited Warranty. Installation is so easy, most intakes can be installed in 90 minutes or less. The sleek styling gives your Harley that coveted custom look while increasing performance.


Product Specifications

Estimated Horsepower Gain6.8 HP @ 4388 RPM
Replacement FilterRE-0961
Air Filter ColorRed
Air Filter MaterialCotton Gauze
Product StyleMotorcycle Intake System
Air Filter Height4 in (102 mm)
Air Filter Outlet ShapeRound
Intake Pipe Color / FinishPolished
Intake Pipe MaterialAluminum
Street Legal In All US States No
TUV Approved (Europe)No
Clamps Included2
Clamp StyleRegular
Clamp MaterialStainless Steel
Weight2.1 lb (1 kg)
Product Box Height4.88 in (124 mm)
Product Box Length11.75 in (298 mm)
Product Box Width9.5 in (241 mm)
California RestrictedNot legal for sale or use in California
Couplers IncludedNone
Mounting Hardware IncludedYes
Horsepower gains based on similar vehicle dynamometer test. Results will vary.

K&N 63-1131P Air Intake Product Reviews