- Copper Plus spark plug has a copper core center electrode that allows for accurate control of heat range, optimizing performance and longevity of the spark plug
- Patented SAC-9 semi-conductor resistor for maximum EMI and RFI suppression
- Patented Ultraseal? coated shell for rust prevention
Harley-Davidson -- 883 Hugger XLH -- (1988, 1991, 1995, 1987, 1990, 1996, 1989, 1992, 1994, 1997, 1998, 2003, 1993, 2002, 1999, 2001, 2000); Harley-Davidson -- 883 Custom XLC -- (2006, 2005, 2003, 2004, 2000, 2001, 2002, 1999); Harley-Davidson -- Forty-Eight XLX -- (2016, 2015, 2012, 2010, 2011, 2013, 2014, 2017, 2019, 2018, 2020); Harley-Davidson -- Sportster 1100 XLH -- (1986, 1987); Harley-Davidson -- 883 Deluxe XLH -- (1991, 1987, 1995, 1992, 1986, 1993, 1989, 1990, 1994, 1988); Harley-Davidson -- SuperLow 1200 XLT -- (2016, 2015, 2014, 2017); Harley-Davidson -- Freewheeler FLRT -- (2016, 2015); Harley-Davidson -- Sportster 883 XLH -- (2002, 2003, 2001, 1997, 1992, 1990, 2000, 1989, 1996, 1988, 1999, 1987, 1991, 1993, 1998, 1986, 1995, 1994); Harley-Davidson -- Softail Slim FLS -- (2016, 2015, 2014, 2012, 2013, 2017); Harley-Davidson -- Street Glide Special FLHXS -- (2016, 2015, 2014); Harley-Davidson -- Softail Slim S FLSS -- (2016, 2017); Harley-Davidson -- Electra Glide Ultra Limited Low FLHTKL -- (2016, 2015); Harley-Davidson -- Fat Boy S FLSTFBS -- (2016, 2017); Harley-Davidson -- 883 SuperLow XLL -- (2016, 2015, 2012, 2011, 2013, 2014, 2017, 2019, 2018); Harley-Davidson -- Iron 883 XLN -- (2016, 2015, 2012, 2011, 2009, 2014, 2010, 2013, 2017, 2018, 2020, 2019); Harley-Davidson -- Breakout FXSB -- (2016, 2015, 2013, 2014, 2017); Harley-Davidson -- Electra Glide Ultra Classic Low FLHTCUL -- (2016, 2015); Harley-Davidson -- Road Glide Special FLTRXS -- (2016, 2015); Harley-Davidson -- Wide Glide EFI FXDWGI -- (2016, 2015, 2008, 2013, 2011, 2012, 2010, 2014, 2006, 2004, 2005, 2007, 2017); Harley-Davidson -- Super Glide T-Sport FXDXT -- (2003, 2001, 2002); Harley-Davidson -- Road King Classic EFI FLHRC -- (2001, 2000, 1999, 2003, 2006, 2002, 2004, 2005); Harley-Davidson -- Softail Fat Boy EFI FLSTFI -- (2016, 2015, 2008, 2013, 2010, 2007, 2011, 2009, 2012, 2006, 2002, 2003, 2014, 2005, 2004, 2017); Harley-Davidson -- Street Glide EFI FLHX -- (2016, 2015, 2012, 2013, 2011, 2006, 2009, 2010, 2014, 2008, 2007); Harley-Davidson -- 1200 Custom EFI XLC -- (2016, 2015, 2009, 2007, 2013, 2010, 2012, 2014, 2008, 2011, 2017, 2019, 2018); Harley-Davidson -- Road Glide Custom FLTRX -- (2016, 2015, 2011, 2013, 2012, 2010); Harley-Davidson -- Electra Glide Ultra Classic EFI FLHTCUI -- (2016, 2015, 2007, 2011, 2009, 2010, 2012, 2013, 2014, 2008); Harley-Davidson -- Seventy-Two XLV -- (2016, 2015, 2012, 2013, 2014); Harley-Davidson -- Switchback FLD -- (2016, 2015, 2012, 2013, 2014); Harley-Davidson -- Road King EFI FLHR -- (2016, 2008, 2015, 2013, 2009, 2011, 2010, 2012, 2014, 2007, 2000, 1999, 2001); Harley-Davidson -- Electra Glide Ultra Limited FLHTK -- (2016, 2015, 2013, 2012, 2014, 2010, 2011); Harley-Davidson -- Fat Bob FXDF -- (2016, 2015, 2011, 2010, 2012, 2009, 2013, 2014, 2017, 2008); Harley-Davidson -- Softail Heritage Classic EFI FLSTCI -- (2016, 2015, 2008, 2001, 2007, 2013, 2003, 2010, 2006, 2009, 2005, 2011, 2004, 2002, 2012, 2014, 2017); Harley-Davidson -- Electra Glide Classic EFI FLHTCI -- (2000, 1999, 2001, 2008, 2005, 2002, 2006, 2003, 2009, 2010, 2012, 2011, 2013, 2007, 2004); Harley-Davidson -- Electra Glide Standard EFI FLHTI -- (2007, 2008, 2009, 2004, 2003, 2006, 2005); Harley-Davidson -- Road Glide Ultra FLTRU -- (2016, 2013, 2012, 2011); Harley-Davidson -- Softail Deluxe EFI FLSTNI -- (2016, 2015, 2009, 2008, 2010, 2011, 2006, 2007, 2013, 2005, 2012, 2014, 2017); Harley-Davidson -- Street Bob FXDB -- (2016, 2008, 2007, 2015, 2013, 2012, 2010, 2009, 2011, 2014, 2017, 2006); Harley-Davidson -- Fat Boy Lo FLSTFB -- (2015, 2016, 2013, 2011, 2010, 2012, 2014); Harley-Davidson -- Super Glide FXD -- (2004, 1999, 2000, 2001, 2003, 2002, 2005); Harley-Davidson -- Dyna Convertible FXDS-CONV -- (2000, 1999); Harley-Davidson -- Road King FLHR -- (2004, 2003, 2001, 2006, 1999, 2005, 2002, 2000); Harley-Davidson -- Softail Springer Classic EFI FLSTSCI -- (2007, 2006, 2005); Harley-Davidson -- Softail Springer EFI FXSTSI -- (2001, 2003, 2006, 2002, 2005, 2004); Harley-Davidson -- Electra Glide Standard FLHT -- (1999, 2005, 2002, 2001, 2004, 2006, 2003, 2000); Harley-Davidson -- Softail Standard EFI FXSTI -- (2001, 2002, 2003, 2004, 2006, 2005, 2007); Harley-Davidson -- Super Glide Custom EFI FXDCI -- (2005, 2008, 2012, 2011, 2013, 2009, 2010, 2014, 2007, 2006); Harley-Davidson -- Road King Custom EFI FLHRS -- (2007, 2006, 2005, 2004); Harley-Davidson -- Electra Glide Classic FLHTC -- (1999, 2001, 2002, 2004, 2005, 2003, 2000); Harley-Davidson -- Electra Glide Ultra Classic FLHTCU -- (1999); Harley-Davidson -- Road Glide FLTR -- (2002, 2000, 1999, 2001); Harley-Davidson -- Softail Night Train EFI FXSTBI -- (2004, 2007, 2005, 2001, 2003, 2002, 2006, 2008, 2009); Harley-Davidson -- Softail Night Train FXSTB -- (2006, 2002, 2001, 2000, 2003, 2005, 2004); Harley-Davidson -- Low Rider FXDL -- (2004, 2001, 2005, 2002, 1999, 2003, 2000); Harley-Davidson -- Road King Custom FLHRS -- (2004, 2006, 2005); Harley-Davidson -- Super Glide EFI FXDI -- (2006, 2009, 2010, 2007, 2008, 2004, 2005); Harley-Davidson -- Super Glide Sport FXDX -- (2005, 2002, 2000, 1999, 2004, 2003, 2001); Harley-Davidson -- Softail Springer FXSTS -- (2000, 2006, 2005, 2002, 2004, 2001, 2003); Harley-Davidson -- Softail Heritage EFI FLSTI -- (2006); Harley-Davidson -- Softail Springer Classic FLSTSC -- (2005, 2006); Harley-Davidson -- Softail Standard FXST -- (2004, 2005, 2001, 2002, 2003, 2000, 2006); Harley-Davidson -- Wide Glide FXDWG -- (2001, 2004, 2003, 1999, 2005, 2002, 2000); Harley-Davidson -- Super Glide Custom FXDC -- (2005); Harley-Davidson -- 883 Low EFI XLL -- (2010, 2007, 2009, 2008); Harley-Davidson -- Street Glide Trike FLHXXX -- (2010, 2011); Harley-Davidson -- Tri Glide Ultra Classic FLHTCUTG -- (2012, 2011, 2010, 2013, 2009, 2014, 2016, 2015); Harley-Davidson -- Blackline FXS -- (2011, 2012, 2013); Harley-Davidson -- Softail Deuce EFI FXSTDI -- (2007, 2002, 2003, 2004, 2001, 2005, 2006); Harley-Davidson -- Softail Heritage Classic FLSTC -- (2002, 2001, 2000, 2003, 2005, 2006, 2004); Harley-Davidson -- Softail Rocker C FXCWC -- (2010, 2008, 2009, 2011); Harley-Davidson -- Softail Heritage Springer EFI FLSTSI -- (2001, 2003, 2002); Harley-Davidson -- Softail Heritage Springer FLSTS -- (2001, 2003, 2000, 2002); Harley-Davidson -- Softail Fat Boy FLSTF -- (2003, 2004, 2001, 2002, 2005, 2006, 2000); Harley-Davidson -- Road Glide EFI FLTR -- (2009, 2003, 2007, 2008, 2005, 2000, 2001, 2002, 2004, 2006, 1999); Harley-Davidson -- Softail Deuce FXSTD -- (2000, 2006, 2005, 2001, 2002, 2003, 2004); Harley-Davidson -- 1200 Low XLL -- (2006); Harley-Davidson -- Softail Heritage FLST -- (2006); Harley-Davidson -- 15th Anniversary Fat Boy FLSTF -- (2005); Harley-Davidson -- Softail Cross Bones FLSTSB -- (2010, 2009, 2011, 2008); Harley-Davidson -- 1200 Roadster EFI XLR -- (2007, 2008); Harley-Davidson -- 883 Low XLL -- (2006, 2005); Harley-Davidson -- Super Glide FXD35 -- (2006); Harley-Davidson -- Softail Custom EFI FXSTC -- (2009, 2010, 2007, 2008); Harley-Davidson -- Softail Rocker FXCW -- (2009, 2008); Harley-Davidson -- Softail Deluxe FLSTN -- (2005, 2006); Harley-Davidson -- 1200 Roadster XLR -- (2006, 2004, 2005); Harley-Davidson -- 1200 Sport XLS -- (2002, 1999, 1998, 1996, 2001, 1997, 2003, 2000); Harley-Davidson -- Sportster 1200 XLH -- (2001, 2003, 1994, 1995, 1998, 1993, 1997, 1992, 1996, 1999, 2000, 1988, 2002, 1991, 1989, 1990); Harley-Davidson -- 883 Custom EFI XLC -- (2008, 2007, 2009); Harley-Davidson -- 1200 Nightster XLN -- (2008, 2012, 2011, 2010, 2009, 2007); Harley-Davidson -- 1200 Custom XLC -- (2005, 1999, 2006, 1996, 2002, 1997, 2004, 2000, 2001, 1998, 2003); Harley-Davidson -- Low Rider EFI FXDL -- (2009, 2007, 2008, 2017, 2015, 2016); Harley-Davidson -- 883 XL -- (2005, 2006, 2004); Harley-Davidson -- 1200 Low EFI XLL -- (2010, 2009, 2007, 2011, 2008); Harley-Davidson -- 883 Roadster EFI XLR -- (2007); Harley-Davidson -- Sportster 1200 XR -- (2010, 2009); Harley-Davidson -- 883 Roadster XLR -- (2005, 2003, 2006, 2002); Harley-Davidson -- Sportster 1200 XL 50 -- (2007); Harley-Davidson -- Sportster 1200 X XR -- (2012, 2011); Harley-Davidson -- Low Rider S FXDLS -- (2016, 2017); Harley-Davidson -- 1200 Roadster XLCX -- (2017, 2016, 2018, 2019, 2020); Harley-Davidson -- Street Glide FLHX -- (2006); Harley-Davidson -- Super Glide Sport EFI FXDXI -- (2004, 2005); Harley-Davidson -- 883 EFI XL -- (2008, 2007); Harley-Davidson -- Iron 1200 XLNS -- (2018, 2019, 2020); Harley-Davidson -- 1200 XLCP -- (2017); Harley-Davidson -- Forty-Eight Special XLXS -- (2018, 2019)
