Description
- The ultimate in the evolution of spark plug technology and performance from the industry leader
- The iridium electrode is 25% smaller than a platinum electrode, and it’s just 1/4 the size of a conventional nickel electrode
- Ultra-small diameter center electrode reduces voltage requirement and extends ignition system life
- New metal shell plating has enhanced anti-corrosion qualities
Fits:
| 2016 | Harley-Davidson | Fat Boy S FLSTFBS | – | – |
| 2016 | Harley-Davidson | Softail Slim S FLSS | – | – |
| 2016 | Harley-Davidson | Road Glide Ultra FLTRU | – | – |
| 2016 | Harley-Davidson | Breakout FXSB | – | – |
| 2015-2016 | Harley-Davidson | Electra Glide Ultra Limited Low FLHTKL | – | – |
| 2015-2016 | Harley-Davidson | Electra Glide Ultra Classic Low FLHTCUL | – | – |
| 2015-2016 | Harley-Davidson | Road Glide Special FLTRXS | – | – |
| 2015-2016 | Harley-Davidson | Freewheeler FLRT | – | – |
| 2015-2016 | Harley-Davidson | Road Glide Custom FLTRX | – | – |
| 2014-2016 | Harley-Davidson | SuperLow 1200 XLT | – | – |
| 2014-2016 | Harley-Davidson | Street Glide Special FLHXS | – | – |
| 2014-2016 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2013-2015 | Harley-Davidson | Breakout FXSB | – | – |
| 2012-2016 | Harley-Davidson | Sportster Seventy-Two XLV | – | – |
| 2012-2016 | Harley-Davidson | Switchback FLD | – | – |
| 2012-2016 | Harley-Davidson | Softail Slim FLS | – | – |
| 2012-2016 | Harley-Davidson | Wide Glide EFI FXDWGI | – | – |
| 2012-2016 | Harley-Davidson | Softail Deluxe EFI FLSTNI | – | – |
| 2012-2016 | Harley-Davidson | Softail Fat Boy EFI FLSTFI | – | – |
| 2012-2016 | Harley-Davidson | Softail Heritage Classic EFI FLSTCI | – | – |
| 2012-2016 | Harley-Davidson | Fat Boy Lo FLSTFB | – | – |
| 2012-2013 | Harley-Davidson | Blackline FXS | – | – |
| 2011-2016 | Harley-Davidson | 883 SuperLow XLL | – | – |
| 2011-2016 | Harley-Davidson | 1200 Custom EFI XLC | – | – |
| 2011-2013 | Harley-Davidson | Road Glide Ultra FLTRU | – | – |
| 2011-2012 | Harley-Davidson | Sportster 1200 X XR | – | – |
| 2011 | Harley-Davidson | Blackline FXS | – | – |
| 2011 | Harley-Davidson | Street Glide Trike FLHXXX | – | – |
| 2010-2016 | Harley-Davidson | Sportster Forty-Eight XLX | – | – |
| 2010-2016 | Harley-Davidson | Electra Glide Ultra Limited FLHTK | – | – |
| 2010-2013 | Harley-Davidson | Road Glide Custom FLTRX | – | – |
| 2010-2013 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2010-2011 | Harley-Davidson | Fat Boy Lo FLSTFB | – | – |
| 2010-2011 | Harley-Davidson | Wide Glide EFI FXDWGI | – | – |
| 2010 | Harley-Davidson | Street Glide Trike FLHXXX | – | – |
| 2009-2016 | Harley-Davidson | Tri Glide Ultra Classic FLHTCUTG | – | – |
| 2009-2016 | Harley-Davidson | Iron 883 XLN | – | – |
| 2009-2016 | Harley-Davidson | Road King EFI FLHR | – | – |
| 2009-2016 | Harley-Davidson | Electra Glide Ultra Classic EFI FLHTCUI | – | – |
| 2009-2013 | Harley-Davidson | Electra Glide Classic EFI FLHTCI | – | – |
| 2009-2010 | Harley-Davidson | Sportster 1200 XR | – | – |
| 2009 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2009 | Harley-Davidson | Electra Glide Standard EFI FLHTI | – | – |
| 2009 | Harley-Davidson | Road Glide EFI FLTR | – | – |
| 2008-2016 | Harley-Davidson | Fat Bob FXDF | – | – |
| 2008-2016 | Harley-Davidson | Street Bob FXDB | – | – |
| 2008-2014 | Harley-Davidson | Super Glide Custom EFI FXDCI | – | – |
| 2008-2011 | Harley-Davidson | Softail Rocker C FXCWC | – | – |
| 2008-2011 | Harley-Davidson | Softail Cross Bones FLSTSB | – | – |
| 2008-2010 | Harley-Davidson | Super Glide EFI FXDI | – | – |
| 2008-2009, 2015-2016 | Harley-Davidson | Low Rider EFI FXDL | – | – |
| 2008-2009 | Harley-Davidson | Softail Rocker FXCW | – | – |
| 2008 | Harley-Davidson | Wide Glide EFI FXDWGI | – | – |
| 2007-2012 | Harley-Davidson | 1200 Nightster XLN | – | – |
| 2007-2011 | Harley-Davidson | Softail Fat Boy EFI FLSTFI | – | – |
| 2007-2011 | Harley-Davidson | Softail Heritage Classic EFI FLSTCI | – | – |
| 2007-2011 | Harley-Davidson | Softail Deluxe EFI FLSTNI | – | – |
| 2007-2011 | Harley-Davidson | 1200 Low EFI XLL | – | – |
| 2007-2010 | Harley-Davidson | Softail Custom EFI FXSTC | – | – |
| 2007-2010 | Harley-Davidson | 1200 Custom EFI XLC | – | – |
| 2007-2010 | Harley-Davidson | 883 Low EFI XLL | – | – |
| 2007-2009 | Harley-Davidson | Softail Night Train EFI FXSTBI | – | – |
| 2007-2009 | Harley-Davidson | 883 Custom EFI XLC | – | – |
| 2007-2008 | Harley-Davidson | Road Glide EFI FLTR | – | – |
| 2007-2008 | Harley-Davidson | Electra Glide Ultra Classic EFI FLHTCUI | – | – |
| 2007-2008 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2007-2008 | Harley-Davidson | Road King EFI FLHR | – | – |
| 2007-2008 | Harley-Davidson | Electra Glide Standard EFI FLHTI | – | – |
| 2007-2008 | Harley-Davidson | 1200 Roadster EFI XLR | – | – |
| 2007-2008 | Harley-Davidson | Electra Glide Classic EFI FLHTCI | – | – |
| 2007-2008 | Harley-Davidson | 883 EFI XL | – | – |
| 2007 | Harley-Davidson | Road King Custom EFI FLHRS | – | – |
| 2007 | Harley-Davidson | Super Glide Custom EFI FXDCI | – | – |
| 2007 | Harley-Davidson | Super Glide EFI FXDI | – | – |
| 2007 | Harley-Davidson | Wide Glide EFI FXDWGI | – | – |
| 2007 | Harley-Davidson | Street Bob FXDB | – | – |
| 2007 | Harley-Davidson | Softail Deuce EFI FXSTDI | – | – |
| 2007 | Harley-Davidson | Low Rider EFI FXDL | – | – |
| 2007 | Harley-Davidson | 883 Roadster EFI XLR | – | – |
| 2007 | Harley-Davidson | Sportster 1200 XL 50 | – | – |
| 2007 | Harley-Davidson | Softail Standard EFI FXSTI | – | – |
| 2006 | Harley-Davidson | Street Glide FLHX | – | – |
| 2006 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2006 | Harley-Davidson | Softail Heritage EFI FLSTI | – | – |
| 2006 | Harley-Davidson | Super Glide FXD35 | – | – |
| 2006 | Harley-Davidson | 1200 Low XLL | – | – |
| 2006 | Harley-Davidson | Softail Night Train EFI FXSTBI | – | – |
| 2006 | Harley-Davidson | Softail Standard FXST | – | – |
| 2006 | Harley-Davidson | Softail Springer EFI FXSTSI | – | – |
| 2006 | Harley-Davidson | Softail Springer FXSTS | – | – |
| 2006 | Harley-Davidson | Softail Night Train FXSTB | – | – |
| 2006 | Harley-Davidson | Softail Standard EFI FXSTI | – | – |
| 2006 | Harley-Davidson | Super Glide EFI FXDI | – | – |
| 2006 | Harley-Davidson | Softail Heritage FLST | – | – |
| 2006 | Harley-Davidson | 1200 Low EFI XLL | – | – |
| 2006 | Harley-Davidson | Street Bob FXDB | – | – |
| 2006 | Harley-Davidson | Wide Glide EFI FXDWGI | – | – |
| 2006 | Harley-Davidson | Super Glide Custom EFI FXDCI | – | – |
| 2005-2007 | Harley-Davidson | Softail Springer Classic EFI FLSTSCI | – | – |
| 2005-2006 | Harley-Davidson | 883 Low XLL | – | – |
| 2005-2006 | Harley-Davidson | Softail Deluxe FLSTN | – | – |
| 2005-2006 | Harley-Davidson | Softail Deluxe EFI FLSTNI | – | – |
| 2005-2006 | Harley-Davidson | Softail Springer Classic FLSTSC | – | – |
| 2005-2006 | Harley-Davidson | 883 Roadster XLR | – | – |
| 2005 | Harley-Davidson | Super Glide Custom EFI FXDCI | – | – |
| 2005 | Harley-Davidson | 15th Anniversary Fat Boy FLSTF | – | – |
| 2005 | Harley-Davidson | Super Glide Custom FXDC | – | – |
| 2004-2006 | Harley-Davidson | 1200 Roadster XLR | – | – |
| 2004-2006 | Harley-Davidson | Road King Custom FLHRS | – | – |
| 2004-2006 | Harley-Davidson | Road King Custom EFI FLHRS | – | – |
| 2004-2006 | Harley-Davidson | 883 XL | – | – |
| 2004-2006 | Harley-Davidson | Electra Glide Standard FLHT | – | – |
| 2004-2006 | Harley-Davidson | Road King Classic EFI FLHRC | – | – |
| 2004-2006 | Harley-Davidson | Electra Glide Classic EFI FLHTCI | – | – |
| 2004-2006 | Harley-Davidson | Road King FLHR | – | – |
| 2004-2006 | Harley-Davidson | Softail Heritage Classic FLSTC | – | – |
| 2004-2006 | Harley-Davidson | Softail Fat Boy FLSTF | – | – |
| 2004-2006 | Harley-Davidson | 1200 Custom XLC | – | – |
| 2004-2006 | Harley-Davidson | 883 Custom XLC | – | – |
| 2004-2006 | Harley-Davidson | Softail Heritage Classic EFI FLSTCI | – | – |
| 2004-2006 | Harley-Davidson | Softail Fat Boy EFI FLSTFI | – | – |
| 2004-2006 | Harley-Davidson | Electra Glide Standard EFI FLHTI | – | – |
| 2004-2006 | Harley-Davidson | Road Glide EFI FLTR | – | – |
| 2004-2005 | Harley-Davidson | Super Glide EFI FXDI | – | – |
| 2004-2005 | Harley-Davidson | Super Glide Sport EFI FXDXI | – | – |
| 2004-2005 | Harley-Davidson | Electra Glide Classic FLHTC | – | – |
| 2004-2005 | Harley-Davidson | Wide Glide EFI FXDWGI | – | – |
| 2003-2005 | Harley-Davidson | Softail Night Train EFI FXSTBI | – | – |
| 2003-2005 | Harley-Davidson | Softail Springer FXSTS | – | – |
| 2003-2005 | Harley-Davidson | Softail Night Train FXSTB | – | – |
| 2003-2005 | Harley-Davidson | Softail Springer EFI FXSTSI | – | – |
| 2003-2005 | Harley-Davidson | Softail Standard FXST | – | – |
| 2003-2005 | Harley-Davidson | Softail Standard EFI FXSTI | – | – |
| 2003 | Harley-Davidson | Softail Heritage Springer EFI FLSTSI | – | – |
| 2003 | Harley-Davidson | Softail Heritage Springer FLSTS | – | – |
| 2003 | Harley-Davidson | Electra Glide Standard EFI FLHTI | – | – |
| 2002-2005 | Harley-Davidson | Wide Glide FXDWG | – | – |
| 2002-2005 | Harley-Davidson | Low Rider FXDL | – | – |
| 2002-2005 | Harley-Davidson | Super Glide FXD | – | – |
| 2002-2003 | Harley-Davidson | 883 Roadster XLR | – | – |
| 2002-2003 | Harley-Davidson | Softail Fat Boy EFI FLSTFI | – | – |
| 2001-2006 | Harley-Davidson | Softail Deuce EFI FXSTDI | – | – |
| 2001-2003 | Harley-Davidson | Softail Heritage Classic EFI FLSTCI | – | – |
| 2001-2003 | Harley-Davidson | Super Glide T-Sport FXDXT | – | – |
| 2001-2002 | Harley-Davidson | Softail Heritage Springer EFI FLSTSI | – | – |
| 2001-2002 | Harley-Davidson | Softail Night Train EFI FXSTBI | – | – |
| 2001-2002 | Harley-Davidson | Softail Standard EFI FXSTI | – | – |
| 2001-2002 | Harley-Davidson | Softail Springer EFI FXSTSI | – | – |
| 2000-2006 | Harley-Davidson | Softail Deuce FXSTD | – | – |
| 2000-2003 | Harley-Davidson | Softail Heritage Classic FLSTC | – | – |
| 2000-2003 | Harley-Davidson | Softail Fat Boy FLSTF | – | – |
| 2000-2002 | Harley-Davidson | Softail Springer FXSTS | – | – |
| 2000-2002 | Harley-Davidson | Softail Night Train FXSTB | – | – |
| 2000-2002 | Harley-Davidson | Softail Standard FXST | – | – |
| 2000-2002 | Harley-Davidson | Softail Heritage Springer FLSTS | – | – |
| 1999-2005 | Harley-Davidson | Super Glide Sport FXDX | – | – |
| 1999-2003 | Harley-Davidson | Road King FLHR | – | – |
| 1999-2003 | Harley-Davidson | Road King Classic EFI FLHRC | – | – |
| 1999-2003 | Harley-Davidson | Electra Glide Standard FLHT | – | – |
| 1999-2003 | Harley-Davidson | Electra Glide Classic FLHTC | – | – |
| 1999-2003 | Harley-Davidson | 883 Custom XLC | – | – |
| 1999-2003 | Harley-Davidson | Electra Glide Classic EFI FLHTCI | – | – |
| 1999-2003 | Harley-Davidson | Road Glide EFI FLTR | – | – |
| 1999-2002 | Harley-Davidson | Road Glide FLTR | – | – |
| 1999-2001 | Harley-Davidson | Wide Glide FXDWG | – | – |
| 1999-2001 | Harley-Davidson | Low Rider FXDL | – | – |
| 1999-2001 | Harley-Davidson | Super Glide FXD | – | – |
| 1999-2001 | Harley-Davidson | Road King EFI FLHR | – | – |
| 1999-2000 | Harley-Davidson | Dyna Convertible FXDS-CONV | – | – |
| 1999 | Harley-Davidson | Electra Glide Ultra Classic FLHTCU | – | – |
| 1997-2003 | Harley-Davidson | 883 Hugger XLH | – | – |
| 1997-2003 | Harley-Davidson | Sportster 883 XLH | – | – |
| 1997-2003 | Harley-Davidson | 1200 Custom XLC | – | – |
| 1996-2003 | Harley-Davidson | 1200 Sport XLS | – | – |
| 1996 | Harley-Davidson | 1200 Custom XLC | – | – |
| 1992-1996 | Harley-Davidson | 883 Hugger XLH | – | – |
| 1992-1996 | Harley-Davidson | Sportster 883 XLH | – | – |
| 1992-1995 | Harley-Davidson | 883 Deluxe XLH | – | – |
| 1991-2003 | Harley-Davidson | Sportster 1200 XLH | – | – |
| 1991 | Harley-Davidson | 883 Hugger XLH | – | – |
| 1991 | Harley-Davidson | 883 Deluxe XLH | – | – |
| 1991 | Harley-Davidson | Sportster 883 XLH | – | – |
| 1988-1990 | Harley-Davidson | Sportster 1200 XLH | – | – |
| 1987-1990 | Harley-Davidson | 883 Hugger XLH | – | – |
| 1986-1990 | Harley-Davidson | Sportster 883 XLH | – | – |
| 1986-1990 | Harley-Davidson | 883 Deluxe XLH | – | – |
| 1986-1987 | Harley-Davidson | Sportster 1100 XLH |
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