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K&N RK-3950 - Intake System-Harley Davidson

K&N RK-3950 - Intake System-Harley Davidson
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K&N RK-3950 - Single

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Description:
K&N RK-3950 - Intake System-Harley Davidson

K&N Street Metal Air Intake Systems for Harley Davidson® motorcycles replace the restrictive stock OE air cleaner with an oversized K&N High-Flow Air Filter and a high-volume cast aluminium housing. If you're looking for an aggressive appearance but want a significant increase in airflow, resulting in more power, this high-flow air intake system is exactly what your Harley needs. Installation is so simple, it can usually be done in 90 minutes or less. The K&N air filter is washable, reusable, pre-oiled and ready for installation. This model features a matte black housing with silver details and sanded fins. Internal breathers provide a sleek, clean appearance. Classic styling with a savage appeal.

Please contact us to help identify which intake kit fits your bike.

General Details:

VersionShaker
ColourBlack

Additonal Images:

Click for larger picture

Benefits:

  • Guaranteed to increase horsepower
  • Designed to improve throttle response and engine sound
  • Cast aluminium high-volume, performance air intake housing in black
  • Washable and reusable K&N High-Flow cotton air filter that provides outstanding performance and protection
  • Integrated internal velocity stack
  • Built-in breathers replace external OE breathers
  • Easy to install, usually in 90 minutes or less

Technical Information:

  • Estimated Horsepower Gain: 4.85 HP @ 4851 RPM
  • Replacement Filter: E-3987
  • Air Filter Colour: Red
  • Air Filter Material: Cotton Gauze
  • Warranty: 3 Months
  • Product Style: Motorcycle Intake System
  • Air Filter Height: 2.469 in (63 mm)
  • CARB EO Number: D-269-59
  • Street Legal In All US States: See Application Link Above
  • TUV Approved (Europe): No
  • Overall Height: 3.25 in (83 mm)
  • Top Material: Black Powder Coated
  • Weight: 5 lb (2.2 kg)
  • Product Box Height: 4.8 in (122 mm)
  • Product Box Length: 12 in (305 mm)
  • Product Box Width: 9.5 in (241 mm)
  • Mounting Hardware Included: Yes

Fitment / Compatibility:

HARLEY-DAVIDSON
  • 100th ANNIVERSARY EDITION - 1450 Fat Boy 100th Anniversary 1449 CC
  • 100th ANNIVERSARY EDITION - 1450 Fat Boy Injection 100th Anniversary 1449 CC
  • 100th ANNIVERSARY EDITION - 1450 Night Train 100th Anniversary 1449 CC
  • 100th ANNIVERSARY EDITION - 1450 Softail Springer 100th Anniversary 1449 CC
  • 100th ANNIVERSARY EDITION - 1450 Night Train 100th Anniversary 1449 CC
  • 100th ANNIVERSARY EDITION - 1450 Deuce Injection 100th Anniversary 1449 CC
  • 100th ANNIVERSARY EDITION - 1450 Fat Boy Injection 100th Anniversary 1449 CC
  • 100th ANNIVERSARY EDITION - 1450 Fat Boy 100th Anniversary 1449 CC
  • 100th ANNIVERSARY EDITION - 1450 Deuce 100th Anniversary 1449 CC
  • 100th ANNIVERSARY EDITION - 1450 Softail Standard 100th Anniversary 1449 CC
  • 100th ANNIVERSARY EDITION - 1450 Electra Glide Standard 100th Anniversary 1449 CC
  • 100th ANNIVERSARY EDITION - 1450 Ultra Classic Electra Glide 100th Anniversary 1449 CC
  • 100th ANNIVERSARY EDITION - 1450 Road King Classic 100th Anniversary 1449 CC
  • 100th ANNIVERSARY EDITION - 1450 Softail Standard 100th Anniversary 1449 CC
  • 105th ANNIVERSARY EDITION - 1600 Fat Boy 105th Anniversary 1584 CC
  • 105th ANNIVERSARY EDITION - 1600 Softail Custom 105th Anniversary 1584 CC
  • 105th ANNIVERSARY EDITION - 1600 Road King Classic 105th Anniversary 1584 CC
  • 105th ANNIVERSARY EDITION - 1600 Dyna Super Glide Custom 105th Anniversary 1584 CC
  • 105th ANNIVERSARY EDITION - 1600 Heritage Softail Classic 105th Anniversary (FLSTC) 1584 CC
  • 110th ANNIVERSARY EDITION - 1700 Fat Boy Special 110th Anniversary (FS2) 1690 CC
  • 110th ANNIVERSARY EDITION - 1700 Heritage Softail Classic 110th Anniversary 1690 CC
  • 110th ANNIVERSARY EDITION - 1700 Fat Boy Special 110th Anniversary 1690 CC
  • CROSS BONES - 1600 Cross Bones (FLSTSB) 1584 CC
  • CROSS BONES - 1600 Cross Bones (FLSTSB) 1584 CC
  • CROSS BONES - 1600 Cross Bones (FLSTSB) 1584 CC
  • CVO - CVO Softail Deluxe (FS2) 1802 CC
  • DYNA - 1700 Dyna Wide Glide (FD2) 1690 CC
  • DYNA - 1700 Dyna Switchback (FLD 103) 1690 CC
  • DYNA - 1700 Dyna Switchback (FLD 103) 1690 CC
  • DYNA - 1700 Dyna Street Bob (FXDB) 1690 CC
  • DYNA - 1600 Dyna Super Glide (FXD) 1584 CC
  • DYNA - 1600 Dyna Super Glide (FXD) 1584 CC
  • DYNA - 1600 Dyna Super Glide Custom (FXDC) 1584 CC
  • DYNA - 1700 Dyna Super Glide Custom (FXDC) 1690 CC
  • DYNA - 1450 Dyna Super Glide (FXDI) 1449 CC
  • DYNA - 1700 Dyna Fat Bob 1688 CC
  • DYNA - 1700 Dyna Low Rider (FXDLS) 1690 CC
  • DYNA - 1700 Dyna Fat Bob 1690 CC
  • DYNA - 1700 Dyna Street Bob 1690 CC
  • DYNA - 1340 Dyna Low Rider 1338 CC
  • DYNA - 1450 Dyna Super Glide Sport 1449 CC
  • DYNA - 1450 Dyna Super Glide 1449 CC
  • DYNA - 1450 Dyna Super Glide Custom 1449 CC
  • DYNA - 1450 Dyna Wide Glide 1449 CC
  • DYNA - 1450 Dyna Street Bob 1449 CC
  • DYNA - 1450 Dyna Wide Glide 1449 CC
  • DYNA - 1450 Dyna Super Glide Custom 1449 CC
  • DYNA - 1600 Dyna Low Rider 1584 CC
  • DYNA - 1600 Dyna Super Glide Custom 1584 CC
  • DYNA - 1600 Dyna Street Bob 1584 CC
  • DYNA - 1600 Dyna Wide Glide 1584 CC
  • DYNA - 1600 Dyna Fat Bob 1584 CC
  • DYNA - 1600 Dyna Wide Glide 1584 CC
  • DYNA - 1700 Dyna Switchback 1690 CC
  • DYNA - 1700 Dyna Street Bob (FXDB) 1690 CC
  • DYNA - 1700 Dyna Fat Bob (FXDF) 1690 CC
  • DYNA - 1700 Dyna Wide Glide (FD2) 1690 CC
  • DYNA - 1700 Dyna Wide Glide 1690 CC
  • ELECTRA GLIDE - 1450 Electra Glide 1449 CC
  • ELECTRA GLIDE - 1450 Electra Glide Classic 1449 CC
  • ELECTRA GLIDE - 1450 Electra Glide Standard 1449 CC
  • ELECTRA GLIDE - 1450 Electra Glide Classic 1449 CC
  • ELECTRA GLIDE - 1600 Electra Glide Standard 1584 CC
  • ELECTRA GLIDE - 1600 Electra Glide Standard 1584 CC
  • ELECTRA GLIDE - 1600 Electra Glide Ultra Classic (FL1) 1584 CC
  • ELECTRA GLIDE - 1450 Electra Glide Classic (FLHTC) 1449 CC
  • ELECTRA GLIDE - 1450 Electra Glide Ultra Classic (FLHTCUSE) 1449 CC
  • ELECTRA GLIDE - 1600 Electra Glide Classic (FLHTC) 1584 CC
  • ELECTRA GLIDE - 1600 Electra Glide Ultra Classic (FLHTCU) 1584 CC
  • FAT BOY - 1700 Fat Boy (FLSTF) 1690 CC
  • FAT BOY - 1700 Fat Boy Special (FLSTFB) 1690 CC
  • FAT BOY - 1600 Fat Boy (FS2) 1584 CC
  • FAT BOY - 1600 Fat Boy (FS2) 1584 CC
  • FAT BOY - 1450 Fat Boy (FS2) 1449 CC
  • FAT BOY - 1450 Fat Boy 1449 CC
  • FAT BOY - 1450 Fat Boy 1449 CC
  • FAT BOY - 1450 Fat Boy 1449 CC
  • FAT BOY - 1600 Fat Boy 1584 CC
  • FAT BOY - 1600 Fat Boy Special 1584 CC
  • FAT BOY - 1700 Fat Boy 1690 CC
  • FAT BOY - 1700 Fat Boy Special (FLSTFB) 1690 CC
  • HERITAGE - Heritage Softail Classic Injection 1449 CC
  • HERITAGE - Heritage Softail FLSTI 1449 CC
  • HERITAGE - Heritage Springer 1449 CC
  • HERITAGE - Heritage Softail Classic FLSTC 1584 CC
  • HERITAGE - Heritage Softail Classic FLSTC 1690 CC
  • HERITAGE - Heritage Softail Classic FLSTC (FS2) 1584 CC
  • HERITAGE - Heritage Softail Classic FLSTCI (FS2) 1449 CC
  • HERITAGE - Heritage Softail Classic FLSTC 1584 CC
  • LOW RIDER - 1700 Low Rider 1690 CC
  • NIGHT TRAIN - 1450 Night Train Custom (FXSTBIC) 1449 CC
  • NIGHT TRAIN - 1600 Night Train (FS2) 1584 CC
  • NIGHT TRAIN - 1450 Night Train (FXSTB) 1449 CC
  • NIGHT TRAIN - 1450 Night Train 1449 CC
  • NIGHT TRAIN - 1600 Night Train 1584 CC
  • ROAD KING - 1450 Road King Classic 1449 CC
  • ROAD KING - 1450 Road King Classic 1449 CC
  • ROAD KING - 1450 Road King Custom 1449 CC
  • ROAD KING - 1600 Road King Custom 1584 CC
  • ROAD KING - 1600 Road King 1584 CC
  • ROAD KING - 1600 Road King 1584 CC
  • ROAD KING - 1600 Road King Classic 1584 CC
  • ROAD KING - 1700 Road King (FLHP) 1690 CC
  • ROAD KING - 1450 Road King (FLHRI) 1449 CC
  • ROAD KING - 1600 Road King CVO (FLHRSE) 1584 CC
  • ROAD KING - 1600 Road King Classic 1584 CC
  • ROAD KING - 1800 Road Kind Screamin Eagle (FLHRSE) 1802 CC
  • SLIM - 1700 Slim (FLS) 1690 CC
  • SOFTAIL - 1340 Softail Springer 1338 CC
  • SOFTAIL - 1450 Softail Springer 1449 CC
  • SOFTAIL - 1450 Softail Deuce Injection 1449 CC
  • SOFTAIL - 1450 Softail Deuce 1449 CC
  • SOFTAIL - 1450 Softail Deluxe 1449 CC
  • SOFTAIL - 1450 Softail Standard 1449 CC
  • SOFTAIL - 1450 Softail Springer Classic 1449 CC
  • SOFTAIL - 1600 Softail Rocker 1584 CC
  • SOFTAIL - 1600 Softail Rocker C 1584 CC
  • SOFTAIL - 1600 Softail Custom 1584 CC
  • SOFTAIL - 1600 Softail Springer Classic 1584 CC
  • SOFTAIL - 1600 Softail Deluxe 1584 CC
  • SOFTAIL - 1600 Softail Deluxe 1584 CC
  • SOFTAIL - 1700 Softail Deluxe 1690 CC
  • SOFTAIL - 1600 Softail Rocker C (FS2) 1584 CC
  • SOFTAIL - 1450 Softail Standard (FS2) 1449 CC
  • SOFTAIL - 1600 Softail Cross Bones (FS2) 1584 CC
  • SOFTAIL - 1340 Softail Springer 1338 CC
  • SOFTAIL - 1450 Softail Standard 1449 CC
  • SOFTAIL - 1600 Softail Blackline (FXS) 1584 CC
  • SOFTAIL - 1450 Softail Night Train (FXSTBI) 1449 CC
  • SOFTAIL - 1700 Softail Blackline (FXS) 1690 CC
  • SOFTAIL - 1600 Softail Rocker (FS2) 1584 CC
  • SOFTAIL - 1700 Softail Fat Boy Special (FS2) 1690 CC
  • SOFTAIL - 1600 Softail Rocker C (FXCWC) 1584 CC
  • SOFTAIL - 1450 Softail Night Train (FXSTBI) 1449 CC
  • STREET GLIDE - 1450 Street Glide 1449 CC
  • STREET GLIDE - 1600 Street Glide (FLHX) 1584 CC
  • STREET GLIDE - 1600 Street Glide (FLHX) 1584 CC
  • SUPER GLIDE - 1450 Super Glide FXDI35 35th Anniversary 1449 CC
  • ULTRA CLASSIC - Ultra Classic Electra Glide 1449 CC
  • ULTRA CLASSIC - Ultra Classic Electra Glide 1584 CC
  • WIDE GLIDE - 1690 Wide Glide 1690 CC

Technical PDF Downloads:

Download the Technical PDF

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