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MSRP $510.00 42.7% Off
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K&N 57-1122P Air Intake

57 Series FIPK > 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
  • Street legal in all 50 states
  • 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
K&N FIPK 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 all 50 states.

[K&N Performance Air Intakes for Harley-Davidson® Motorcycles]

Product Specifications

Estimated Horsepower Gain12.92 HP @ 4612 RPM
Air Filter ColorRed
Air Filter Height6 in (152 mm)
Air Filter MaterialCotton Gauze
Air Filter Outlet ShapeRound
CARB EO NumberD-269-55
Clamp MaterialStainless Steel
Clamp StyleRegular
Clamps Included2
Intake Pipe Color / FinishPolished
Intake Pipe MaterialAluminum
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 FilterRC-3680
Street Legal In All US StatesYes
TUV Approved (Europe)No
Weight2.7 lb (1.2 kg)
Horsepower gains based on similar vehicle dynamometer test. Results will vary.

K&N 57-1122P Air Intake Product Reviews