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K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.
Upgrade your 2001-2014 Harley-Davidson Softail or DYNA motorcycle with the K&N 57-1125 FIPK (Fuel Injection Performance Plus) air intake system. This performance-driven kit is engineered to replace the restrictive factory air cleaner, delivering a guaranteed increase in horsepower and torque while adding a sleek, aggressive look to your bike.
This versatile intake kit fits a broad range of 2001-2014 Harley-Davidson Softail and DYNA models, including various Fat Boy, Heritage Springer, Night Train, Softail Standard, and other popular configurations. Experience a more powerful and responsive ride with this premium K&N upgrade.
Get the K&N 57-1125 intake kit and other performance parts for your Harley at GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2012-2016 | Harley-Davidson | FLD Switchback | Base |
| 2007 | Harley-Davidson | FLHR Road King | Base |
| 2007 | Harley-Davidson | FLHRC Road King Classic | Base |
| 2002-2006 | Harley-Davidson | FLHRCI Road King Classic | Base |
| 2003-2006 | Harley-Davidson | FLHRI Road King | Base |
| 2007 | Harley-Davidson | FLHRS Road King Custom | Base |
| 2004-2006 | Harley-Davidson | FLHRSI Road King Custom | Base |
| 2007 | Harley-Davidson | FLHT Electra Glide Standard | Base |
| 2007 | Harley-Davidson | FLHTC Electra Glide Classic | Base |
| 2002-2006 | Harley-Davidson | FLHTCI Electra Glide Classic | Base |
| 2007 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic | Base |
| 2002-2006 | Harley-Davidson | FLHTCUI Electra Glide Ultra Classic | Base |
| 2003-2006 | Harley-Davidson | FLHTI Electra Glide Standard | Base |
| 2007 | Harley-Davidson | FLHX Street Glide | Base |
| 2006 | Harley-Davidson | FLHXI Street Glide | Base |
| 2012-2015 | Harley-Davidson | FLS Softail Slim | Base |
| 2007-2015 | Harley-Davidson | FLSTC Heritage Softail Classic | Base |
| 2002-2006 | Harley-Davidson | FLSTCI Heritage Softail Classic | Base |
| 2007-2015 | Harley-Davidson | FLSTF Fat Boy | Base |
| 2010-2015 | Harley-Davidson | FLSTFB Fat Boy Lo | Base |
| 2001-2006 | Harley-Davidson | FLSTFI Fat Boy | Base |
| 2006 | Harley-Davidson | FLSTI Heritage Softail | Base |
| 2007-2015 | Harley-Davidson | FLSTN Softail Deluxe | Base |
| 2005-2006 | Harley-Davidson | FLSTNI Softail Deluxe | Base |
| 2008-2011 | Harley-Davidson | FLSTSB Cross Bones | Base |
| 2007 | Harley-Davidson | FLSTSC Softail Springer Classic | Base |
| 2005-2006 | Harley-Davidson | FLSTSCI Softail Springer Classic | Base |
| 2001-2003 | Harley-Davidson | FLSTSI Heritage Springer | Base |
| 2007 | Harley-Davidson | FLTR Road Glide | Base |
| 2002-2006 | Harley-Davidson | FLTRI Road Glide | Base |
| 2008-2009 | Harley-Davidson | FXCW Rocker | Base |
| 2008-2011 | Harley-Davidson | FXCWC Rocker C | Base |
| 2007-2010 | Harley-Davidson | FXD Dyna Super Glide | Base |
| 2007-2017 | Harley-Davidson | FXDB Street Bob | Base |
| 2006 | Harley-Davidson | FXDBI Street Bob | Base |
| 2007-2014 | Harley-Davidson | FXDC Super Glide Custom | Base |
| 2005-2006 | Harley-Davidson | FXDCI Super Glide Custom | Base |
| 2008-2017 | Harley-Davidson | FXDF Fat Bob | Base |
| 2004-2006 | Harley-Davidson | FXDI Dyna Super Glide | Base |
| 2006 | Harley-Davidson | FXDI35 Dyna 35th Anniversary Super Glide | Base |
| 2007-2009 | Harley-Davidson | FXDL Dyna Low Rider | Base |
| 2014-2017 | Harley-Davidson | FXDL Dyna Low Rider | Base |
| 2014-2017 | Harley-Davidson | FXDL Low Rider | Base |
| 2004-2006 | Harley-Davidson | FXDLI Dyna Low Rider | Base |
| 2007-2008 | Harley-Davidson | FXDWG Dyna Wide Glide | Base |
| 2010-2017 | Harley-Davidson | FXDWG Dyna Wide Glide | Base |
| 2004-2006 | Harley-Davidson | FXDWGI Dyna Wide Glide | Base |
| 2004-2005 | Harley-Davidson | FXDXI Dyna Super Glide Sport | Base |
| 2011-2013 | Harley-Davidson | FXS Blackline | Base |
| 2014-2015 | Harley-Davidson | FXSB Breakout | Base |
| 2007-2009 | Harley-Davidson | FXST Softail Standard | Base |
| 2007-2009 | Harley-Davidson | FXSTB Night Train | Base |
| 2001-2006 | Harley-Davidson | FXSTBI Night Train | Base |
| 2007-2010 | Harley-Davidson | FXSTC Softail Custom | Base |
| 2007 | Harley-Davidson | FXSTD Softail Deuce | Base |
| 2001-2006 | Harley-Davidson | FXSTDI Softail Deuce | Base |
| 2001-2006 | Harley-Davidson | FXSTI Softail Standard | Base |
| 2001-2006 | Harley-Davidson | FXSTSI Springer Softail | Base |
Other popular K&N Engineering products customers consider together:
K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.
Upgrade your 2001-2014 Harley-Davidson Softail or DYNA motorcycle with the K&N 57-1125 FIPK (Fuel Injection Performance Plus) air intake system. This performance-driven kit is engineered to replace the restrictive factory air cleaner, delivering a guaranteed increase in horsepower and torque while adding a sleek, aggressive look to your bike.
This versatile intake kit fits a broad range of 2001-2014 Harley-Davidson Softail and DYNA models, including various Fat Boy, Heritage Springer, Night Train, Softail Standard, and other popular configurations. Experience a more powerful and responsive ride with this premium K&N upgrade.
Get the K&N 57-1125 intake kit and other performance parts for your Harley at GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2012-2016 | Harley-Davidson | FLD Switchback | Base |
| 2007 | Harley-Davidson | FLHR Road King | Base |
| 2007 | Harley-Davidson | FLHRC Road King Classic | Base |
| 2002-2006 | Harley-Davidson | FLHRCI Road King Classic | Base |
| 2003-2006 | Harley-Davidson | FLHRI Road King | Base |
| 2007 | Harley-Davidson | FLHRS Road King Custom | Base |
| 2004-2006 | Harley-Davidson | FLHRSI Road King Custom | Base |
| 2007 | Harley-Davidson | FLHT Electra Glide Standard | Base |
| 2007 | Harley-Davidson | FLHTC Electra Glide Classic | Base |
| 2002-2006 | Harley-Davidson | FLHTCI Electra Glide Classic | Base |
| 2007 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic | Base |
| 2002-2006 | Harley-Davidson | FLHTCUI Electra Glide Ultra Classic | Base |
| 2003-2006 | Harley-Davidson | FLHTI Electra Glide Standard | Base |
| 2007 | Harley-Davidson | FLHX Street Glide | Base |
| 2006 | Harley-Davidson | FLHXI Street Glide | Base |
| 2012-2015 | Harley-Davidson | FLS Softail Slim | Base |
| 2007-2015 | Harley-Davidson | FLSTC Heritage Softail Classic | Base |
| 2002-2006 | Harley-Davidson | FLSTCI Heritage Softail Classic | Base |
| 2007-2015 | Harley-Davidson | FLSTF Fat Boy | Base |
| 2010-2015 | Harley-Davidson | FLSTFB Fat Boy Lo | Base |
| 2001-2006 | Harley-Davidson | FLSTFI Fat Boy | Base |
| 2006 | Harley-Davidson | FLSTI Heritage Softail | Base |
| 2007-2015 | Harley-Davidson | FLSTN Softail Deluxe | Base |
| 2005-2006 | Harley-Davidson | FLSTNI Softail Deluxe | Base |
| 2008-2011 | Harley-Davidson | FLSTSB Cross Bones | Base |
| 2007 | Harley-Davidson | FLSTSC Softail Springer Classic | Base |
| 2005-2006 | Harley-Davidson | FLSTSCI Softail Springer Classic | Base |
| 2001-2003 | Harley-Davidson | FLSTSI Heritage Springer | Base |
| 2007 | Harley-Davidson | FLTR Road Glide | Base |
| 2002-2006 | Harley-Davidson | FLTRI Road Glide | Base |
| 2008-2009 | Harley-Davidson | FXCW Rocker | Base |
| 2008-2011 | Harley-Davidson | FXCWC Rocker C | Base |
| 2007-2010 | Harley-Davidson | FXD Dyna Super Glide | Base |
| 2007-2017 | Harley-Davidson | FXDB Street Bob | Base |
| 2006 | Harley-Davidson | FXDBI Street Bob | Base |
| 2007-2014 | Harley-Davidson | FXDC Super Glide Custom | Base |
| 2005-2006 | Harley-Davidson | FXDCI Super Glide Custom | Base |
| 2008-2017 | Harley-Davidson | FXDF Fat Bob | Base |
| 2004-2006 | Harley-Davidson | FXDI Dyna Super Glide | Base |
| 2006 | Harley-Davidson | FXDI35 Dyna 35th Anniversary Super Glide | Base |
| 2007-2009 | Harley-Davidson | FXDL Dyna Low Rider | Base |
| 2014-2017 | Harley-Davidson | FXDL Dyna Low Rider | Base |
| 2014-2017 | Harley-Davidson | FXDL Low Rider | Base |
| 2004-2006 | Harley-Davidson | FXDLI Dyna Low Rider | Base |
| 2007-2008 | Harley-Davidson | FXDWG Dyna Wide Glide | Base |
| 2010-2017 | Harley-Davidson | FXDWG Dyna Wide Glide | Base |
| 2004-2006 | Harley-Davidson | FXDWGI Dyna Wide Glide | Base |
| 2004-2005 | Harley-Davidson | FXDXI Dyna Super Glide Sport | Base |
| 2011-2013 | Harley-Davidson | FXS Blackline | Base |
| 2014-2015 | Harley-Davidson | FXSB Breakout | Base |
| 2007-2009 | Harley-Davidson | FXST Softail Standard | Base |
| 2007-2009 | Harley-Davidson | FXSTB Night Train | Base |
| 2001-2006 | Harley-Davidson | FXSTBI Night Train | Base |
| 2007-2010 | Harley-Davidson | FXSTC Softail Custom | Base |
| 2007 | Harley-Davidson | FXSTD Softail Deuce | Base |
| 2001-2006 | Harley-Davidson | FXSTDI Softail Deuce | Base |
| 2001-2006 | Harley-Davidson | FXSTI Softail Standard | Base |
| 2001-2006 | Harley-Davidson | FXSTSI Springer Softail | Base |
Other popular K&N Engineering products customers consider together: