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K & N High-Flow Air Intake System - RK-3947B

  • Part #:
    188919
  • Manufacturer Part #:
    RK-3947B

MSRP Price: $343.39

Our Price: $227.51

You Save:
$115.88 (34%)
1 on Hand

Overview of K & N High-Flow Air Intake System - RK-3947B

•Guaranteed increase in horsepower
•Replaces the stock air filter and cleaner backing plate assembly
•Washable, oversized K&N high-flow air filter equals longer life
•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
•Includes K&N Million Mile Limited Warranty

The K&N RK-3947B High-Flow Air Intake System increases engine intake airflow and delivers more horsepower & torque to many Harley-Davidson FLT and FLH model motorcycles. The intake system increases power by eliminating the stock OE air cleaner and replacing it with a complete High-Flow Air Intake System. The intake system comes with a K&N air filter for high air flow and long service intervals. The K&N high-flow air filter is washable, reusable, pre-oiled and ready for installation.

 



Included Items:

(1) Black aluminum back plate

(1) Black aluminium top plate

(1) Air filter with aluminum cover

(1) Rubber velocity stack

(2) 1/4"-20 x 1/2" Button head bolts

(3) 1/4"-20 x 3/4" Socket cap head bolts

(2) 1/4"-20 x 3/4" Flat head allen bolts

(2) Breather bolts 

(3) Steel chrome stand-offs spacers 1/4"-20 ( Both ends)

(1) Medium strength (Blue) Threadlocker

(4) O-Rings 9/16" ID

(2) 6mm Flat washers

(1) 11" Cable tie

 

Instructions

The Air Resources Board (ARB) does not permit the use of aftermarket emission-related parts that alter the air/fuel ratio of an emission-controlled vehicle. Due to these legal restrictions this part cannot be shipped to California.

Specs for K & N High-Flow Air Intake System - RK-3947B

Color - Primary Black
Type Air Cleaner
Units Each
Weight 4.45 lbs

Specs for K & N High-Flow Air Intake System - RK-3947B

Color - Primary Black
Type Air Cleaner
Units Each
Weight 4.45 lbs

Fitment for K & N High-Flow Air Intake System - RK-3947B

See if this part fits your ride

Part 188919 fits the following machines

Harley-Davidson
  • 2013 Harley-Davidson Electra Glide Classic - FLHTC
  • 2012 Harley-Davidson Electra Glide Classic - FLHTC
  • 2011 Harley-Davidson Electra Glide Classic - FLHTC
  • 2010 Harley-Davidson Electra Glide Classic - FLHTC
  • 2009 Harley-Davidson Electra Glide Classic - FLHTC
  • 2008 Harley-Davidson Electra Glide Classic (EFI) - FLHTC
  • 2009 Harley-Davidson Electra Glide Standard - FLHT
  • 2008 Harley-Davidson Electra Glide Standard (EFI) - FLHT
  • 2015 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 2014 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 2013 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 2012 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 2011 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 2010 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 2009 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
  • 2008 Harley-Davidson Electra Glide Ultra Classic (EFI) - FLHTCU
  • 2015 Harley-Davidson Electra Glide Ultra Classic Low - FLHTCUL
  • 2015 Harley-Davidson Electra Glide Ultra Limited - FLHTK
  • 2014 Harley-Davidson Electra Glide Ultra Limited - FLHTK
  • 2013 Harley-Davidson Electra Glide Ultra Limited - FLHTK
  • 2012 Harley-Davidson Electra Glide Ultra Limited - FLHTK
  • 2011 Harley-Davidson Electra Glide Ultra Limited - FLHTK
  • 2010 Harley-Davidson Electra Glide Ultra Limited - FLHTK
  • 2015 Harley-Davidson Electra Glide Ultra Limited Low - FLHTKL
  • 2015 Harley-Davidson Freewheeler - FLRT
  • 2009 Harley-Davidson Road Glide - FLTR
  • 2015 Harley-Davidson Road Glide - FLTRX
  • 2008 Harley-Davidson Road Glide (EFI) - FLTR
  • 2013 Harley-Davidson Road Glide Custom - FLTRX
  • 2012 Harley-Davidson Road Glide Custom - FLTRX
  • 2011 Harley-Davidson Road Glide Custom - FLTRX
  • 2010 Harley-Davidson Road Glide Custom - FLTRX
  • 2015 Harley-Davidson Road Glide Special - FLTRXS
  • 2013 Harley-Davidson Road Glide Ultra - FLTRU
  • 2012 Harley-Davidson Road Glide Ultra - FLTRU
  • 2011 Harley-Davidson Road Glide Ultra - FLTRU
  • 2015 Harley-Davidson Road King - FLHR
  • 2014 Harley-Davidson Road King - FLHR
  • 2013 Harley-Davidson Road King - FLHR
  • 2012 Harley-Davidson Road King - FLHR
  • 2011 Harley-Davidson Road King - FLHR
  • 2010 Harley-Davidson Road King - FLHR
  • 2009 Harley-Davidson Road King - FLHR
  • 2013 Harley-Davidson Road King Classic - FLHRC
  • 2012 Harley-Davidson Road King Classic - FLHRC
  • 2011 Harley-Davidson Road King Classic - FLHRC
  • 2010 Harley-Davidson Road King Classic - FLHRC
  • 2009 Harley-Davidson Road King Classic - FLHRC
  • 2008 Harley-Davidson Road King Classic (EFI) - FLHRC
  • 2015 Harley-Davidson Street Glide - FLHX
  • 2014 Harley-Davidson Street Glide - FLHX
  • 2013 Harley-Davidson Street Glide - FLHX
  • 2012 Harley-Davidson Street Glide - FLHX
  • 2011 Harley-Davidson Street Glide - FLHX
  • 2010 Harley-Davidson Street Glide - FLHX
  • 2009 Harley-Davidson Street Glide - FLHX
  • 2008 Harley-Davidson Street Glide (EFI) - FLHX
  • 2015 Harley-Davidson Street Glide Special - FLHXS
  • 2011 Harley-Davidson Street Glide Trike - FLHXXX
  • 2010 Harley-Davidson Street Glide Trike - FLHXXX
  • 2015 Harley-Davidson Tri Glide Ultra Classic - FLHTCUTG
  • 2014 Harley-Davidson Tri Glide Ultra Classic - FLHTCUTG
  • 2013 Harley-Davidson Tri Glide Ultra Classic - FLHTCUTG
  • 2012 Harley-Davidson Tri Glide Ultra Classic - FLHTCUTG
  • 2011 Harley-Davidson Tri Glide Ultra Classic - FLHTCUTG
  • 2010 Harley-Davidson Tri Glide Ultra Classic - FLHTCUTG
  • 2009 Harley-Davidson Tri Glide Ultra Classic - FLHTCUTG
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Instructions and Manuals for K & N High-Flow Air Intake System - RK-3947B

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