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K&N RK-3911 Intake System-Harley Davidson

Custom Assemblies > Intake System-Harley Davidson
Rating Star 1 Rating Star 2 Rating Star 3 Rating Star 4 Rating Star 5   4.5 out of 5 stars   2 Customer Reviews
  • Designed to increase horsepower & torque
  • Washable and reusable
  • Attractive custom look
  • Chrome-plated cover
K&N air cleaner assemblies, designed for your Harley-Davidson, are a remarkable combination of performance and style. These air cleaner assemblies are made to increase horsepower and torque by supplying superior air flow. They are machined from billet aluminum, luster polished, then chrome plated to complement your show bike. This K&N custom air cleaner fits select Dyna, Softail, and Touring models. Each K&N air cleaner comes complete and ready to use including, a mounting bracket kit. There’s nothing else to buy. Installation is easy, so exceptional performance is only a few steps away with a K&N custom air cleaner. Not only that, but these parts are designed for optimal looks. This model sports a distinctive scalloped round custom cover, plated in gleaming chrome.

Product Specifications

Replacement FilterE-3336
Air Filter ColorRed
Air Filter MaterialCotton Gauze
Product StyleMotorcycle Intake System
Air Filter ShapeRound
Air Filter Height2.25 in (57 mm)
Air Filter Inside Diameter6.125 in (156 mm)
Air Filter Outlet ShapeNot Flanged
Street Legal In All US States No
TUV Approved (Europe)No
Inlet Diameter2.313 in (59 mm)
Height2.25 in (57 mm)
Overall Height2.5 in (64 mm)
Top StyleMetal
Top MaterialChrome
Outside Diameter7.5 in (191 mm)
Inside Diameter6.125 in (156 mm)
Clamps IncludedNo Clamps Included
Clamp StyleNo Clamps Required
Clamp MaterialNo Clamps Required
Weight4.6 lb (2.1 kg)
Product Box Height4.5 in (114 mm)
Product Box Length11.56 in (294 mm)
Product Box Width9.5 in (241 mm)
California RestrictedNot legal for sale or use in California
Couplers IncludedNone
Mounting Hardware IncludedYes
Neck Flange2.313 in (59 mm)

K&N RK-3911 Intake System-Harley Davidson Product Reviews

Monday, September 22, 2014 - Part RK-3911
Looks great easy to install needs to be rejeted running a little lean but overall very happy

Chicago, Illinois
Wednesday, October 30, 2013 - Part RK-3911
Good fit. Installed in minutes. Bike runs way better.

Jim Nichols
Lakeland, Florida