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K&N Engineering RK-Series Air Intake System - RK-3942

RK-3942

Description

Guaranteed increase in horsepower
Replaces the stock air filter and cleaner backing plate assembly
Fits behind the OE air cleaner cover maintaining the factory appearance
Oversized black powder-coated aluminum backing plate provides solid mounting
Dyno tuned velocity stack directs airflow to engine
Built in breathers replace external OE breathers
Washable, oversized K&N high flow air filter equals longer life
Made in the U.S.A.

Product Series

Application List

YearsMakeModelApplicationNotes
2013 - 2015Harley DavidsonFLSTC Heritage Softail Classic
2013 - 2015Harley DavidsonFLSTF Fat Boy
2013 - 2015Harley DavidsonFLSTFB Fat Boy Lo
2013 - 2015Harley DavidsonFLSTN Softail Deluxe
2013 - 2015Harley DavidsonFXSB Breakout
2013 - 2014Harley DavidsonFXSBSE CVO Breakout

Shipping Information

  • Item Requires Shipping
  • 5.0 lbs.
  • W6.0000” x H10.0000” x L4.0000”
  • Free Ground Shipping (1 - 5 Days)