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63-1131
$267.99 USD
MSRP $469.00 42.9% Off
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K&N 63-1131 Air Intake

Performance Products > Performance Intake Kit
  • 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 highway use in states adopting California emission regulations
  • 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 63-1131 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 for select Harley-Davidson Touring, Softail, Twin-Cam and Sportster motorcycle models increase power by eliminating the restrictive stock OE air cleaner and replacing it with a K&N High-Flow Air Filter and mandrel bent aluminum intake tube. These intakes come with a billet aluminum throttle-body mounting plate and mounting hardware. K&N High-Flow Intake Systems give your Harley® an aggressive appearance while providing a significant increase in airflow resulting in more power. These K&N air intakes are street legal in most states. They are not legal for use in California and other states adopting California emission standards.

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Product Specifications

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

K&N 63-1131 Air Intake Product Reviews