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K&N Brings More Power to Select 1999-2016 Harley Twin Cams with Street Metal Air Intake

K&N RK-3933 Street Metal intake components
K&N RK-3933 Street Metal intake components
Dyno Chart for the RK-3933 on the 96 cubic inch motor
Dyno Chart for the RK-3933 on the 96 cubic inch motor
Harley Davidson motorcycles carry a specific exhaust note that can be recognized from a mile away. When a group of them hogs ride together, the earth literally shakes as they pass by. There is nothing quite like an American V-twin rumble. Another bonus about Harleys is the endless aftermarket products available. It gives riders the opportunity to customize their bike however they see fit. Personality definitely takes shape when building your own Harley. Some like chrome, others like black. Some like old, some like new. Some like white walls, some don't. The list is endless.
K&N Hammer Street Metal Intake RK-3933
K&N Hammer Street Metal Intake RK-3933


One company that many Harley riders relate to and trust is K&N air filters. Many riders have used K&N products on their bikes for the last four decades. The performance, reliability, and reusability of a K&N air filter allow riders to ensure their bike is getting maximum protection for many miles down the road.

If you check out your neighbors Harley you may notice that their Road King is spotless. That is because most Harley owners are meticulous when it comes to their bikes. The people at K&N feel the same way. Dirt does not belong in or on your Harley Davidson. Protection is crucial.

Also important is performance. That is why K&N recently designed this aftermarket air intake system that can really wake up that powerful V-twin engine. K&N's Street MetalTM line of air intakes include part RK-3933, also known as the "Hammer" design. It is constructed around K&N's HD-0800 replacement air filter and includes a custom backing plate, billet air filter cover, and the hardware needed for installation. This open element style air intake greatly reduces air restriction.

K&N dyno tested a 2010 Fat Bob with the 96 cubic inch motor while equipped with the RK-3933 air intake. Test results showed an estimated gain of 10.1 horsepower and 10.2 lb-ft of torque to the rear wheel at 5204 rpm. This is quite a substantial gain for any vehicle on the road. Testing on a 2006 Harley Davidson Road King with 88 cubic inch motor revealed an estimated 7 horsepower at 5204 rpm.

You can most certainly trust that RK-3933 is made from high quality parts, because K&N backs it with their Million Mile Limited Warranty. So if you are looking for a little more power and increased throttle response, check to see if RK-3933 is listed for your Harley Twin Cam motorcycle below:

2016 HARLEY DAVIDSON FXDWG DYNA WIDE GLIDE 103 CI
2016 HARLEY DAVIDSON FXDL DYNA LOW RIDER 103 CI
2016 HARLEY DAVIDSON FXDF FAT BOB 103 CI
2016 HARLEY DAVIDSON FXDB DYNA STREET BOB 103 CI
2016 HARLEY DAVIDSON FLD SWITCHBACK 103 CI
2015 HARLEY DAVIDSON FXSB BREAKOUT 103 CI
2015 HARLEY DAVIDSON FXDWG DYNA WIDE GLIDE 103 CI
2015 HARLEY DAVIDSON FXDL DYNA LOW RIDER 103 CI
2015 HARLEY DAVIDSON FXDF FAT BOB 103 CI
2015 HARLEY DAVIDSON FXDB DYNA STREET BOB 103 CI
2015 HARLEY DAVIDSON FLSTN SOFTAIL DELUXE 103 CI
2015 HARLEY DAVIDSON FLSTFB SOFTAIL FAT BOY LO 103 CI
2015 HARLEY DAVIDSON FLSTF FAT BOY 103 CI
2015 HARLEY DAVIDSON FLSTC HERITAGE SOFTAIL CLASSIC 103 CI
2015 HARLEY DAVIDSON FLS SOFTAIL SLIM 103 CI
2015 HARLEY DAVIDSON FLD SWITCHBACK 103 CI
2014 HARLEY DAVIDSON FXSB BREAKOUT 103 CI
2014 HARLEY DAVIDSON FXDWG DYNA WIDE GLIDE 103 CI
2014 HARLEY DAVIDSON FXDL DYNA LOW RIDER 103 CI
2014 HARLEY DAVIDSON FXDF FAT BOB 103 CI
2014 HARLEY DAVIDSON FXDC DYNA SUPER GLIDE CUSTOM 103 CI
2014 HARLEY DAVIDSON FXDB DYNA STREET BOB 103 CI
2014 HARLEY DAVIDSON FLSTN SOFTAIL DELUXE 103 CI
2014 HARLEY DAVIDSON FLSTFB SOFTAIL FAT BOY LO 103 CI
2014 HARLEY DAVIDSON FLSTF FAT BOY 103 CI
2014 HARLEY DAVIDSON FLSTC HERITAGE SOFTAIL CLASSIC 103 CI
2014 HARLEY DAVIDSON FLS SOFTAIL SLIM 103 CI
2014 HARLEY DAVIDSON FLD SWITCHBACK 103 CI
2013 HARLEY DAVIDSON FXS BLACKLINE 103 CI
2013 HARLEY DAVIDSON FXDWG DYNA WIDE GLIDE 103 CI
2013 HARLEY DAVIDSON FXDF FAT BOB 103 CI
2013 HARLEY DAVIDSON FXDC DYNA SUPER GLIDE CUSTOM 96 CI
2013 HARLEY DAVIDSON FXDB DYNA STREET BOB 96 CI
2013 HARLEY DAVIDSON FLSTN SOFTAIL DELUXE 103 CI
2013 HARLEY DAVIDSON FLSTFB SOFTAIL FAT BOY LO 103 CI
2013 HARLEY DAVIDSON FLSTF FAT BOY 103 CI
2013 HARLEY DAVIDSON FLSTC HERITAGE SOFTAIL CLASSIC 103 CI
2013 HARLEY DAVIDSON FLS SOFTAIL SLIM 103 CI
2013 HARLEY DAVIDSON FLD SWITCHBACK 103 CI
2012 HARLEY DAVIDSON FXS BLACKLINE 103 CI
2012 HARLEY DAVIDSON FXDWG DYNA WIDE GLIDE 103 CI
2012 HARLEY DAVIDSON FXDF FAT BOB 103 CI
2012 HARLEY DAVIDSON FXDC DYNA SUPER GLIDE CUSTOM 96 CI
2012 HARLEY DAVIDSON FXDB DYNA STREET BOB 96 CI
2012 HARLEY DAVIDSON FLSTN SOFTAIL DELUXE 103 CI
2012 HARLEY DAVIDSON FLSTFB SOFTAIL FAT BOY LO 103 CI
2012 HARLEY DAVIDSON FLSTF FAT BOY 103 CI
2012 HARLEY DAVIDSON FLSTC HERITAGE SOFTAIL CLASSIC 103 CI
2012 HARLEY DAVIDSON FLS SOFTAIL SLIM 103 CI
2012 HARLEY DAVIDSON FLD SWITCHBACK 103 CI
2011 HARLEY DAVIDSON FXDWG DYNA WIDE GLIDE 96 CI
2011 HARLEY DAVIDSON FXDF FAT BOB 96 CI
2011 HARLEY DAVIDSON FXDC DYNA SUPER GLIDE CUSTOM 96 CI
2011 HARLEY DAVIDSON FXDB DYNA STREET BOB 96 CI
2011 HARLEY DAVIDSON FXCWC ROCKER C 96 CI
2011 HARLEY DAVIDSON FLSTSB SOFTAIL CROSS BONES 96 CI
2011 HARLEY DAVIDSON FLSTN SOFTAIL DELUXE 96 CI
2011 HARLEY DAVIDSON FLSTFB SOFTAIL FAT BOY LO 96 CI
2011 HARLEY DAVIDSON FLSTF FAT BOY 96 CI
2011 HARLEY DAVIDSON FLSTC HERITAGE SOFTAIL CLASSIC 96 CI
2010 HARLEY DAVIDSON FXSTC SOFTAIL CUSTOM 96 CI
2010 HARLEY DAVIDSON FXDWG DYNA WIDE GLIDE 96 CI
2010 HARLEY DAVIDSON FXDF FAT BOB 96 CI
2010 HARLEY DAVIDSON FXDC DYNA SUPER GLIDE CUSTOM 96 CI
2010 HARLEY DAVIDSON FXDB DYNA STREET BOB 96 CI
2010 HARLEY DAVIDSON FXD DYNA SUPER GLIDE 96 CI
2010 HARLEY DAVIDSON FXCWC ROCKER C 96 CI
2010 HARLEY DAVIDSON FLSTSB SOFTAIL CROSS BONES 96 CI
2010 HARLEY DAVIDSON FLSTN SOFTAIL DELUXE 96 CI
2010 HARLEY DAVIDSON FLSTFB SOFTAIL FAT BOY LO 96 CI
2010 HARLEY DAVIDSON FLSTF FAT BOY 96 CI
2010 HARLEY DAVIDSON FLSTC HERITAGE SOFTAIL CLASSIC 96 CI
2009 HARLEY DAVIDSON FXSTC SOFTAIL CUSTOM 96 CI
2009 HARLEY DAVIDSON FXSTB NIGHT TRAIN 96 CI
2009 HARLEY DAVIDSON FXDL DYNA LOW RIDER 96 CI
2009 HARLEY DAVIDSON FXDF FAT BOB 96 CI
2009 HARLEY DAVIDSON FXDC DYNA SUPER GLIDE CUSTOM 96 CI
2009 HARLEY DAVIDSON FXDB DYNA STREET BOB 96 CI
2009 HARLEY DAVIDSON FXD DYNA SUPER GLIDE 96 CI
2009 HARLEY DAVIDSON FXCWC ROCKER C 96 CI
2009 HARLEY DAVIDSON FXCW ROCKER 96 CI
2009 HARLEY DAVIDSON FLSTSB SOFTAIL CROSS BONES 96 CI
2009 HARLEY DAVIDSON FLSTN SOFTAIL DELUXE 96 CI
2009 HARLEY DAVIDSON FLSTF FAT BOY 96 CI
2009 HARLEY DAVIDSON FLSTC HERITAGE SOFTAIL CLASSIC 96 CI
2008 HARLEY DAVIDSON FXSTC SOFTAIL CUSTOM 96 CI
2008 HARLEY DAVIDSON FXSTB NIGHT TRAIN 96 CI
2008 HARLEY DAVIDSON FXDWG DYNA WIDE GLIDE 96 CI
2008 HARLEY DAVIDSON FXDL DYNA LOW RIDER 96 CI
2008 HARLEY DAVIDSON FXDF FAT BOB 96 CI
2008 HARLEY DAVIDSON FXDC SUPER GLIDE CUSTOM 96 CI
2008 HARLEY DAVIDSON FXDB DYNA STREET BOB 96 CI
2008 HARLEY DAVIDSON FXD DYNA SUPER GLIDE 96 CI
2008 HARLEY DAVIDSON FXCWC ROCKER C 96 CI
2008 HARLEY DAVIDSON FXCW ROCKER 96 CI
2008 HARLEY DAVIDSON FLSTSB SOFTAIL CROSS BONES 96 CI
2008 HARLEY DAVIDSON FLSTN SOFTAIL DELUXE 96 CI
2008 HARLEY DAVIDSON FLSTF FAT BOY 96 CI
2008 HARLEY DAVIDSON FLSTC HERITAGE SOFTAIL CLASSIC 96 CI
2008 HARLEY DAVIDSON FLHX STREET GLIDE 96 CI
2007 HARLEY DAVIDSON FXSTD SOFTAIL DEUCE 96 CI
2007 HARLEY DAVIDSON FXSTC SOFTAIL CUSTOM 96 CI
2007 HARLEY DAVIDSON FXSTB NIGHT TRAIN 96 CI
2007 HARLEY DAVIDSON FXST SOFTAIL STANDARD 96 CI
2007 HARLEY DAVIDSON FXDWG DYNA WIDE GLIDE 96 CI
2007 HARLEY DAVIDSON FXDL DYNA LOW RIDER 96 CI
2007 HARLEY DAVIDSON FXDC SUPER GLIDE CUSTOM 96 CI
2007 HARLEY DAVIDSON FXDB DYNA STREET BOB 96 CI
2007 HARLEY DAVIDSON FXD DYNA SUPER GLIDE 96 CI
2007 HARLEY DAVIDSON FLTR ROAD GLIDE 96 CI
2007 HARLEY DAVIDSON FLSTSC SOFTAIL SPRINGER CLASSIC 96 CI
2007 HARLEY DAVIDSON FLSTN SOFTAIL DELUXE 96 CI
2007 HARLEY DAVIDSON FLSTF FAT BOY 96 CI
2007 HARLEY DAVIDSON FLSTC HERITAGE SOFTAIL CLASSIC 96 CI
2007 HARLEY DAVIDSON FLHX STREET GLIDE 96 CI
2007 HARLEY DAVIDSON FLHTCU ULTRA CLASSIC ELECTRA GLIDE 96 CI
2007 HARLEY DAVIDSON FLHTC ELECTRA GLIDE CLASSIC 96 CI
2007 HARLEY DAVIDSON FLHT ELECTRA GLIDE STANDARD 96 CI
2007 HARLEY DAVIDSON FLHRS ROAD KING CUSTOM 96 CI
2007 HARLEY DAVIDSON FLHRC ROAD KING CLASSIC 96 CI
2007 HARLEY DAVIDSON FLHR ROAD KING 96 CI
2006 HARLEY DAVIDSON FXSTSI SPRINGER SOFTAIL F/I 88 CI
2006 HARLEY DAVIDSON FXSTI SOFTAIL STANDARD F/I 88 CI
2006 HARLEY DAVIDSON FXSTDI SOFTAIL DEUCE F/I 88 CI
2006 HARLEY DAVIDSON FXSTBI NIGHT TRAIN F/I 88 CI
2006 HARLEY DAVIDSON FXDWGI DYNA WIDE GLIDE F/I 88 CI
2006 HARLEY DAVIDSON FXDLI DYNA LOW RIDER F/I 88 CI
2006 HARLEY DAVIDSON FXDI35 35TH ANNIV. SUPER GLIDE F/I 88 CI
2006 HARLEY DAVIDSON FXDI DYNA SUPER GLIDE F/I 88 CI
2006 HARLEY DAVIDSON FXDCI DYNA SUPER GLIDE CUSTOM F/I 88 CI
2006 HARLEY DAVIDSON FXDBI STREET BOB F/I 88 CI
2006 HARLEY DAVIDSON FLTRI ROAD GLIDE F/I 88 CI
2006 HARLEY DAVIDSON FLSTSCI SOFTAIL SPRINGER CLASSIC F/I 88 CI
2006 HARLEY DAVIDSON FLSTNI SOFTAIL DELUXE F/I 88 CI
2006 HARLEY DAVIDSON FLSTI HERITAGE SOFTAIL F/I 88 CI
2006 HARLEY DAVIDSON FLSTFI FAT BOY F/I 88 CI
2006 HARLEY DAVIDSON FLSTCI HERITAGE SOFTAIL CLASSIC F/I 88 CI
2006 HARLEY DAVIDSON FLHXI STREET GLIDE F/I 88 CI
2006 HARLEY DAVIDSON FLHTI ELECTRA GLIDE STANDARD F/I 88 CI
2006 HARLEY DAVIDSON FLHTCUI ELECTRA GLIDE ULTRA CLASSIC F/I 88 CI
2006 HARLEY DAVIDSON FLHTCI ELECTRA GLIDE CLASSIC F/I 88 CI
2006 HARLEY DAVIDSON FLHRSI ROAD KING CUSTOM F/I 88 CI
2006 HARLEY DAVIDSON FLHRI ROAD KING F/I 88 CI
2006 HARLEY DAVIDSON FLHRCI ROAD KING CLASSIC F/I 88 CI
2005 HARLEY DAVIDSON FXSTSI SPRINGER SOFTAIL F/I 88 CI
2005 HARLEY DAVIDSON FXSTI SOFTAIL STANDARD F/I 88 CI
2005 HARLEY DAVIDSON FXSTDI SOFTAIL DEUCE F/I 88 CI
2005 HARLEY DAVIDSON FXSTBI NIGHT TRAIN F/I 88 CI
2005 HARLEY DAVIDSON FXDXI DYNA SUPER GLIDE SPORT F/I 88 CI
2005 HARLEY DAVIDSON FXDWGI DYNA WIDE GLIDE F/I 88 CI
2005 HARLEY DAVIDSON FXDLI DYNA LOW RIDER F/I 88 CI
2005 HARLEY DAVIDSON FXDI DYNA SUPER GLIDE F/I 88 CI
2005 HARLEY DAVIDSON FXDCI DYNA SUPER GLIDE CUSTOM F/I 88 CI
2005 HARLEY DAVIDSON FLTRI ROAD GLIDE F/I 88 CI
2005 HARLEY DAVIDSON FLSTSCI SOFTAIL SPRINGER CLASSIC F/I 88 CI
2005 HARLEY DAVIDSON FLSTNI SOFTAIL DELUXE F/I 88 CI
2005 HARLEY DAVIDSON FLSTFI FAT BOY F/I 88 CI
2005 HARLEY DAVIDSON FLSTCI HERITAGE SOFTAIL CLASSIC F/I 88 CI
2005 HARLEY DAVIDSON FLHTI ELECTRA GLIDE STANDARD F/I 88 CI
2005 HARLEY DAVIDSON FLHTCUI ELECTRA GLIDE ULTRA CLASSIC F/I 88 CI
2005 HARLEY DAVIDSON FLHTCI ELECTRA GLIDE CLASSIC F/I 88 CI
2005 HARLEY DAVIDSON FLHRSI ROAD KING CUSTOM F/I 88 CI
2005 HARLEY DAVIDSON FLHRI ROAD KING F/I 88 CI
2005 HARLEY DAVIDSON FLHRCI ROAD KING CLASSIC F/I 88 CI
2004 HARLEY DAVIDSON FXSTSI SPRINGER SOFTAIL F/I 88 CI
2004 HARLEY DAVIDSON FXSTI SOFTAIL STANDARD F/I 88 CI
2004 HARLEY DAVIDSON FXSTDI SOFTAIL DEUCE F/I 88 CI
2004 HARLEY DAVIDSON FXSTBI NIGHT TRAIN F/I 88 CI
2004 HARLEY DAVIDSON FXDXI DYNA SUPER GLIDE SPORT F/I 88 CI
2004 HARLEY DAVIDSON FXDWGI DYNA WIDE GLIDE F/I 88 CI
2004 HARLEY DAVIDSON FXDLI DYNA LOW RIDER F/I 88 CI
2004 HARLEY DAVIDSON FXDI DYNA SUPER GLIDE F/I 88 CI
2004 HARLEY DAVIDSON FLTRI ROAD GLIDE F/I 88 CI
2004 HARLEY DAVIDSON FLSTFI FAT BOY F/I 88 CI
2004 HARLEY DAVIDSON FLSTCI HERITAGE SOFTAIL CLASSIC F/I 88 CI
2004 HARLEY DAVIDSON FLHTI ELECTRA GLIDE STANDARD F/I 88 CI
2004 HARLEY DAVIDSON FLHTCUI ELECTRA GLIDE ULTRA CLASSIC F/I 88 CI
2004 HARLEY DAVIDSON FLHTCI ELECTRA GLIDE CLASSIC F/I 88 CI
2004 HARLEY DAVIDSON FLHRSI ROAD KING CUSTOM F/I 88 CI
2004 HARLEY DAVIDSON FLHRI ROAD KING F/I 88 CI
2004 HARLEY DAVIDSON FLHRCI ROAD KING CLASSIC F/I 88 CI
2003 HARLEY DAVIDSON FXSTSI SPRINGER SOFTAIL F/I 88 CI
2003 HARLEY DAVIDSON FXSTI SOFTAIL STANDARD F/I 88 CI
2003 HARLEY DAVIDSON FXSTDI SOFTAIL DEUCE F/I 88 CI
2003 HARLEY DAVIDSON FXSTBI NIGHT TRAIN F/I 88 CI
2003 HARLEY DAVIDSON FLTRI ROAD GLIDE F/I 88 CI
2003 HARLEY DAVIDSON FLSTSI HERITAGE SPRINGER F/I 88 CI
2003 HARLEY DAVIDSON FLSTFI FAT BOY F/I 88 CI
2003 HARLEY DAVIDSON FLSTCI HERITAGE SOFTAIL CLASSIC F/I 88 CI
2003 HARLEY DAVIDSON FLHTI ELECTRA GLIDE STANDARD F/I 88 CI
2003 HARLEY DAVIDSON FLHTCUI ELECTRA GLIDE ULTRA CLASSIC F/I 88 CI
2003 HARLEY DAVIDSON FLHTCI ELECTRA GLIDE CLASSIC F/I 88 CI
2003 HARLEY DAVIDSON FLHRI ROAD KING F/I 88 CI
2003 HARLEY DAVIDSON FLHRCI ROAD KING CLASSIC F/I 88 CI
2002 HARLEY DAVIDSON FXSTSI SPRINGER SOFTAIL F/I 88 CI
2002 HARLEY DAVIDSON FXSTI SOFTAIL STANDARD F/I 88 CI
2002 HARLEY DAVIDSON FXSTDI SOFTAIL DEUCE F/I 88 CI
2002 HARLEY DAVIDSON FXSTBI NIGHT TRAIN F/I 88 CI
2002 HARLEY DAVIDSON FLTRI ROAD GLIDE F/I 88 CI
2002 HARLEY DAVIDSON FLSTSI HERITAGE SPRINGER F/I 88 CI
2002 HARLEY DAVIDSON FLSTFI FAT BOY F/I 88 CI
2002 HARLEY DAVIDSON FLSTCI HERITAGE SOFTAIL CLASSIC F/I 88 CI
2002 HARLEY DAVIDSON FLHTCUI ELECTRA GLIDE ULTRA CLASSIC F/I 88 CI
2002 HARLEY DAVIDSON FLHTCI ELECTRA GLIDE CLASSIC F/I 88 CI
2002 HARLEY DAVIDSON FLHRI ROAD KING F/I 88 CI
2002 HARLEY DAVIDSON FLHRCI ROAD KING CLASSIC F/I 88 CI
2001 HARLEY DAVIDSON FXSTSI SPRINGER SOFTAIL F/I 88 CI
2001 HARLEY DAVIDSON FXSTI SOFTAIL STANDARD F/I 88 CI
2001 HARLEY DAVIDSON FXSTDI SOFTAIL DEUCE F/I 88 CI
2001 HARLEY DAVIDSON FXSTBI NIGHT TRAIN F/I 88 CI
2001 HARLEY DAVIDSON FLTRI ROAD GLIDE F/I 88 CI - w/Delphi Fuel Injection
2001 HARLEY DAVIDSON FLSTSI HERITAGE SPRINGER F/I 88 CI
2001 HARLEY DAVIDSON FLSTFI FAT BOY F/I 88 CI
2001 HARLEY DAVIDSON FLSTCI HERITAGE SOFTAIL CLASSIC F/I 88 CI
2001 HARLEY DAVIDSON FLHTCUI ELECTRA GLIDE ULTRA CLASSIC F/I 88 CI - w/Delphi Fuel Injection
2001 HARLEY DAVIDSON FLHTCI ELECTRA GLIDE CLASSIC F/I 88 CI - w/Delphi Fuel Injection
2001 HARLEY DAVIDSON FLHRI ROAD KING F/I 88 CI - w/Delphi Fuel Injection
2001 HARLEY DAVIDSON FLHRCI ROAD KING CLASSIC F/I 88 CI - w/Delphi Fuel Injection
2000 HARLEY DAVIDSON FLTRI ROAD GLIDE F/I 88 CI - w/Delphi Fuel Injection
2000 HARLEY DAVIDSON FLHTCUI ELECTRA GLIDE ULTRA CLASSIC F/I 88 CI - w/Delphi Fuel Injection
2000 HARLEY DAVIDSON FLHTCI ELECTRA GLIDE CLASSIC F/I 88 CI - w/Delphi Fuel Injection
2000 HARLEY DAVIDSON FLHRI ROAD KING F/I 88 CI - w/Delphi Fuel Injection
2000 HARLEY DAVIDSON FLHRCI ROAD KING CLASSIC F/I 88 CI - w/Delphi Fuel Injection
1999 HARLEY DAVIDSON FLTRI ROAD GLIDE F/I 88 CI - w/Delphi Fuel Injection
1999 HARLEY DAVIDSON FLHTCUI ELECTRA GLIDE ULTRA CLASSIC F/I 88 CI - w/Delphi Fuel Injection
1999 HARLEY DAVIDSON FLHTCI ELECTRA GLIDE CLASSIC F/I 88 CI - w/Delphi Fuel Injection
1999 HARLEY DAVIDSON FLHRCI ROAD KING CLASSIC F/I 88 CI - w/Delphi Fuel Injection

Find K&N products for your motorcycle or any vehicle using the K&N application search then use the K&N dealer search to find a K&N dealer in your part of the world.

Dodge Challenger, Dodge Charger and Chrysler 300 with 6.4L Hemi Get HP with K&N Air Intake

K&N Air Intake Installed on 2011 Dodge Challenger 6.4L
K&N Air Intake Installed on 2011 Dodge Challenger 6.4L
Dyno Chart for 63-1565 air intake system
Dyno Chart for 63-1565 air intake system
The redesigned Dodge Challenger is one of the most recognizable vehicles from Dodge in recent years. It brings the classic car design of the 60s and early 70s to mind and the 6.4L V8 engine has been equally as impressive in terms of sheer power made to the wheels. But even with a track record as solid as the Challenger has and a pedigree stretching back decades there is still room for improvement. K&N intake systems are guaranteed to increase acceleration and horsepower in every application. Here with the big, air-thirsty V8, they are especially effective.
K&N Air Intake System for 2011-2016 Dodge Challenger 6.4L, Dodge Charger 6.4L and 2012 to 2015 Chrysler 300 6.4L
K&N Air Intake System for 2011-2016 Dodge Challenger 6.4L, Dodge Charger 6.4L and 2012 to 2015 Chrysler 300 6.4L


K&N Air Intake System Box
K&N Air Intake System Box


K&N's 63-1565 AirCharger® air intake system increases horsepower by an estimated 21.9 horsepower and 17.5 lb-ft. of torque to the wheels at 5216 RPM on a 2011 Dodge Challenger SRT8 with a 6.4 liter engine. This power increase is due to a redesigned intake tube that is optimized to streamline airflow and minimize restriction, a high-flow air filter that allows the engine to breathe easier while protecting it from harmful debris and its protective heat shield that isolates the filter from heated air around the engine. These parts combine to ensure a cooler, free-flow of air into the engine which helps produce additional power and responsiveness.

The 63-1565 system maintains all necessary factory connections, is easy to install and it is made to work with your engine's computer programming.

The Challenger has long been a performance-oriented car and K&N has been in the business of increasing engine performance for over 40 years. With their engineering experience and proven performance gains, they back their intake systems with the famous Million Mile Limited Warranty just to provide that little extra peace of mind for their customers.

The 63-1565 air intake system will fit the following vehicles:

2016 Dodge Charger 6.4L V8
2016 Dodge Challenger 6.4L V8
2015 Dodge Charger 6.4L V8
2015 Dodge Challenger 6.4L V8
2015 Chrysler 300 6.4L V8
2014 Dodge Charger 6.4L V8
2014 Dodge Challenger 6.4L V8
2014 Chrysler 300 6.4L V8
2013 Dodge Charger 6.4L V8
2013 Dodge Challenger 6.4L V8
2013 Chrysler 300 6.4L V8
2012 Dodge Charger 6.4L V8
2012 Dodge Challenger 6.4L V8
2012 Chrysler 300 6.4L V8
2011 Dodge Challenger 6.4L V8

KNFilters.com has a full listing of Chrysler 300 Air Intakes, Dodge Challenger Air Intakes and Dodge Charger Air Intakes. Find K&N products for any vehicle using the K&N application search then use the K&N dealer search to find a K&N dealer in your part of the world.

Let Your 2011-2016 Triumph Tiger 800 and 800XC Motorcycle Roar to Life with a K&N Air Filter

Replacement Air Filter for 2011 to 2016 Triumph Tiger 800s
Replacement Air Filter for 2011 to 2016 Triumph Tiger 800s
Whether you are riding the open freeways or taking the roads not paved, the 2011 to 2016 Triumph Tiger 800 and 800XC motorcycles are well balanced middleweight models for the true adventurer. Built to prowl such a wide variety of terrains, the Triumph Tiger 800 and 800XC offer riders a fun and sophisticated set of technical specs and additional accessories. For riders looking to get the most out of their Triumph Tiger models, K&N has developed a high flow, washable and reusable air filter that can tackle any road or trail you find yourself on.
Restriction Chart for the TB-8011 Air Filter
Restriction Chart for the TB-8011 Air Filter


Engineered to be a simple replacement for the disposable stock air filter, the K&N TB-8011 high flow air filter is a permanent washable and reusable upgrade designed to save you time and money and designed to increase power and torque. K&N's TB-8011 replacement performance air filter is a quick and easy install which will not require any additional tuning or adjustment to the stock Tiger 800 and 800XC. The TB-8011 uses multiple layers of oiled cotton gauze to create a very breathable air filter excellent air filtration.

K&N lifetime replacement motorcycle air filters can go up to 50,000 miles before cleaning and re-oiling are necessary depending on driving conditions. Once you have reached the service interval and cleaning is required, K&N offers Recharger kits 99-5000 and 99-5050 for quick and trouble free cleaning. The TB-8011 is also backed with K&N's world famous Million Mile Limited Warranty allowing you more time to ride and less time worrying about your air filter.

The TB-8011 air filter fits the following Triumph Tiger motorcycles:

2016 Triumph Tiger 800 XRX 800
2016 Triumph Tiger 800 XRT 800
2016 Triumph Tiger 800 XR 800
2016 Triumph Tiger 800 XCX 800
2016 Triumph Tiger 800 XCA 800
2016 Triumph Tiger 800 XC ABS 800
2016 Triumph Tiger 800 XC 800
2015 Triumph Tiger 800 XRX 800
2015 Triumph Tiger 800 XR 800
2015 Triumph Tiger 800 XCX 800
2015 Triumph Tiger 800 XC ABS 800
2015 Triumph Tiger 800 XC 800
2014 Triumph Tiger 800 XC 799
2014 Triumph Tiger 800 ABS 799
2013 Triumph Tiger 800 XC ABS 799
2013 Triumph Tiger 800 ABS 799
2012 Triumph Tiger 800 XC ABS 799
2012 Triumph Tiger 800 ABS 799
2011 Triumph Tiger 800 XC ABS 799
2011 Triumph Tiger 800 XC 799
2011 Triumph Tiger 800 ABS 799
2011 Triumph Tiger 800 799

Find K&N products for your vehicle using the K&N application search then use the K&N dealer search to find a K&N dealer in your part of the world.

410 Winged Sprint Car Racer Austin McCarl Has a Busy and Productive Weekend

Austin McCarl recently earned a spot of the podium at Huset's Speedway, in Brandon, South Dakota.
Austin McCarl recently earned a spot of the podium at Huset's Speedway, in Brandon, South Dakota.
Austin McCarl and his crew recently pulled into Rapid Speedway, at Rock Rapids, Iowa, anxious to get a busy weekend underway. Running in the 410 class, Austin didn't lack confidence. Although he hadn't raced on this track since 2010, memories of his first career victory at this exact venue were still etched in his mind, which was more than enough to get him wound up and anxious to get the show underway. "It's a really wide, short track that puts on great races," recalled McCarl. "It's a track that's fun for both the fans and the drivers. I knew we had a great shot at the win."

Facing gale-force winds, McCarl and the other drivers had no other choice but to accept the hand Mother Nature had dealt them. That in mind, McCarl lined up for his heat and anxiously waited for the waving of the green flag. After experiencing a race that he referred to as "kind of hairy," Austin McCarl had earned a starting position for the feature in row five. A fierce battle ensued, and when the dust had settled Austin Mccarl had managed to cross the stripe in eighth place.

Rolling into Huset's Speedway, in Brandon, South Dakota later that weekend, McCarl finished fifth in the qualifying round. As the invert was four, the driver was scheduled to start from the third row in his heat. After barely escaping a crash in the second lap, he considered himself fortunate when a yellow flag came out for fellow drivers, Greg Bakker and Mark Dobmeier. This would prove a perfect opportunity to reevaluate.
Austin McCarl is looking forward to getting as much seat time as possible during the 2012 season.
Austin McCarl is looking forward to getting as much seat time as possible during the 2012 season.


With the race back underway, Austin McCarl focused on passing the drivers standing between him and the lead position. After taking Jody Rosenboom, McCarl embarked upon a heated battle with Lynton Jeffery for a few laps prior to taking over the third place spot. By this time the leading two drivers, Ian Madson and his father, Terry McCarl, had a comfortable lead. Austin had no intentions of letting up though, and focused on hitting his marks, until finally running them down. The driver took second place when Madson lost control and spun into a 360, and was in hot pursuit of his dad. His hopes of taking the lead ended though when a lapped driver slowed him down. In fact, Madson eventually passed Austin McCarl leaving him a third place finish. Although the first two spots would have proven more rewarding the young driver was elated to have a position on the podium and stressed that he "hadn't had that much fun in a long time."

When asked if he enjoys racing in the same class as his dad, Austin McCarl said, "Yes, a little bit. I grew up watching him all my life, so to be racing with him is a pretty cool thing." Referring to finishing behind him at Huset's, Austin continued, "It was only my third race back and I had a great car, so I was happy. But at the same time, I felt I had a legit shot at winning the race. To not win when you felt you had an opportunity was disappointing. My confidence level was high. I always go into everything I do with the intention of winning."

When asked how many races it will take to get his mental edge completely back, the driver explained, "I don't know an exact number, but a lot. I'm racing with the best guys in the world, who race one-hundred nights a year. It's just like anything- the more you do it, the better you will become. So I need to race as much as possible."

Not only has Austin McCarl acquired his share of experience from behind the wheel, but as a second generation driver, he has been around the sport for his entire life. That said, he is no stranger to the fact that maintenance plays a huge role in one's overall success. "Maintenance is the most important thing," shared Austin. "It can win and lose you races. In an effort to keep the internal components of his engine contaminant free, Austin McCarl depends upon K&N products. "We use their air filters, oil filters, air filter oil, and air filter cleaner," he explained. "They are the best that money can buy."

McCarl appreciates the support he gets from his fans and sponsors. When asked what fans can expect throughout the remainder of the season, the driver's answer was short and to the point, "Hopefully, some wins and a lot of very solid runs."

Find K&N products for your vehicle using the K&N application search then use the K&N dealer search to find a K&N dealer in your part of the world.

K&N Air Intake Breathes Horsepower into 2011 to 2016 Dodge and Chrysler 3.6L V6 Models

K&N Air Intake Installed on a 2012 Dodge Charger 3.6L V6
K&N Air Intake Installed on a 2012 Dodge Charger 3.6L V6
Dyno Chart for the 63-1564 air intake system
Dyno Chart for the 63-1564 air intake system
The revival of classic Dodge muscle cars such as the sporty 2011 and 2012 Challenger and Charger have breathed new life into American automotive tradition. Even the remodeling of the 2011 and 2012 Chrysler 300 has brought power and luxury together in a popular and exciting union. These three iconic models are most popularly known in their V8 forms, which boast power and speed deluxe. Yet a newer trend has seen these vehicles equipped with peppy and more fuel efficient V6 engines for the modern driver. But having a V6 model for either the Charger, Challenger or 300 doesn't mean that you have to sacrifice power or performance any longer, thanks to this K&N performance air intake system.
K&N Air Intake System for 2011-2016 Charger, Challenge, and 300 3.6L V6
K&N Air Intake System for 2011-2016 Charger, Challenge, and 300 3.6L V6


The 63-1564 K&N Aircharger® air intake system is a custom designed air intake system allowing better vehicle performance and providing excellent filtration to protect your engine. The 63-1564 intake is a complete replacement for the factory intake system and air box. The system comes equipped with a custom designed intake tube with all the necessary fittings and adaptors to accommodate the vehicle's stock sensors and vent lines.

Also, included with the 63-1564 AirCharger is a washable and reusable high flow oiled cotton air filter, part number RF-1042. The RF-1042 air filter is designed to allow air to flow into the engine more easily, while still capturing harmful dirt and contaminants within the layers of the oiled cotton fibers.

The 63-1564 air intake can be installed as a simple bolt-on upgrade without the need for remapping or changing the computer settings of your stock system. K&N backs the 63-1564 intake system with its famous Million Mile Limited Warranty, and puts all of their intake systems through rigorous testing to ensure they will outlast the life of the vehicle. When dyno tested, the 63-1564 showed a performance increase of an estimated 8 horsepower at 5231rpm, and a torque gain of 8 lb-ft. at 5231rpm.

The 63-1564 air intake will fit the following models:

2016 Dodge Charger 3.6L V6
2016 Dodge Challenger 3.6L V6
2016 Chrysler 300 3.6L V6
2015 Dodge Charger 3.6L V6
2015 Dodge Challenger 3.6L V6
2015 Chrysler 300C 3.6L V6
2015 Chrysler 300 3.6L V6
2014 Dodge Charger 3.6L V6
2014 Dodge Challenger 3.6L V6
2014 Chrysler 300C 3.6L V6
2014 Chrysler 300 3.6L V6
2013 Dodge Charger 3.6L V6
2013 Dodge Challenger 3.6L V6
2013 Chrysler 300 3.6L V6
2012 Dodge Charger 3.6L V6
2012 Dodge Challenger 3.6L V6
2012 Chrysler 300 3.6L V6
2011 Dodge Charger 3.6L V6
2011 Dodge Challenger 3.6L V6
2011 Chrysler 300 3.6L V6

Find K&N products for your vehicle using the K&N application search then use the K&N dealer search to find a K&N dealer in your part of the world.