Drag Specialties Performance Spark Plugs

Conventional style spark plugs with a black ceramic body and bold red logo/script.

Insulator is made of 95% pure alumina, features strong resistance to heat shock and superior insulation. Multi rib design of the insulator eliminates flashover.

Copper core electrode prevents oxidation and corrosion, has good electrical and heat conductivity and creates long spark plug service life. Nickel plated housing prevents oxidation and corrosion.

Multi-layer gaskets and heat crimping process ensure a leak free, gas tight seal.

Sold in pairs

Specification	Details
Color	Varies (make selection above)
Engine Type	Varies (make selection above)
Finish	Varies (make selection above)
Plug Gap	Varies (make selection above)
Quantity	2
Range	Varies (make selection above)
Spark Plug Type	Resistor
Thread	Varies (make selection above)
Thread Reach	Varies (make selection above)
Wrench Size	Varies (make selection above)

Vehicle Fitment

Fitment is guaranteed or your money back plus free return shipping.
Don’t waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.

CVO FXR2 1999
CVO FXR3 1999
CVO FXR4 2000
FL 1948
FL Duo Glide 1958-1964
FL Hydra Glide 1949-1957
FLB Electra Glide 1965-1969
FLD Dyna Switchback 2012-2016
FLDE Softail Deluxe 2018-2020
FLE Hydra Glide 1953-1956
FLEF Hydra Glide 1953-1956
FLF Duo Glide 1958-1964
FLF Hydra Glide 1952-1953, 1955-1957
FLFB Electra Glide 1965-1969
FLFB Softail Fat Boy 2018-2019
FLFBS Softail Fat Boy 114 2018-2024
FLH 80 Electra Glide Heritage 1981
FLH Duo Glide 1958-1964
FLH Electra Glide 1970-1984
FLH Hydra Glide 1955-1957
FLHB Electra Glide 1965-1969
FLHC Softail Heritage Classic 2018-2021
FLHCS Softail Heritage Classic 114 2018-2024
FLHF Duo Glide 1958-1964
FLHF Electra Glide 1970-1972, 1974
FLHF Hydra Glide 1955-1957
FLHFB Electra Glide Super Sport 1965-1969
FLHR Electra Glide Road King 1994
FLHR Road King 1995-2022
FLHRC Road King Classic 2007-2013
FLHRCI Road King Classic 1998-2006
FLHRI Road King 1998-2006
FLHRS Road King Custom 2004-2007
FLHRSI Road King Custom 2004-2006
FLHRXS Road King Special 2017-2024
FLHS Electra Glide Sport 1977, 1980-1984, 1987-1993
FLHT Electra Glide 1983, 1986-1987
FLHT Electra Glide Standard 1999-2009, 2019-2022
FLHTC Electra Glide Classic 1983-2005, 2007-2013
FLHTCI Electra Glide Classic 1996-2006
FLHTCU Electra Glide Ultra Classic 2017-2019
FLHTCU Ultra Classic Electra Glide 1989-2016
FLHTCUI Ultra Classic Electra Glide 1995-2006
FLHTCUL Electra Glide Ultra Classic Low 2015-2016
FLHTCUTG Tri Glide Ultra Classic 2009-2024
FLHTI Electra Glide Standard 2003-2006
FLHTK Electra Glide Ultra Limited 2010-2024
FLHTKL Electra Glide Ultra Limited Low 2015-2019
FLHX Electra Glide Special 1984
FLHX Street Glide 2006-2024
FLHXI Street Glide 2006
FLHXS Street Glide Special 2014-2023
FLHXST Street Glide ST 2022-2023
FLHXXX Street Glide Trike 2010-2011
FLP Electra Glide 1970-1971
FLPF Electra Glide 1970-1972
FLRT Freewheeler 2015-2024
FLS Hydra Glide 1951-1952
FLS Softail Slim 2012-2017
FLSB Softail Sport Glide 2018-2021
FLSL Softail Slim 2018-2021
FLSS Softail Slim S 2016-2017
FLST Heritage Softail 1986-1990, 2006
FLSTC Heritage Softail Classic 1987-2017
FLSTCI Heritage Softail Classic 2001-2006
FLSTF Softail Fat Boy 1990-2017
FLSTFB Softail Fat Boy Lo 2010-2016
FLSTFBS Softail Fat Boy S 2016-2017
FLSTFI Softail Fat Boy 2001-2006
FLSTI Heritage Softail 2006
FLSTN Heritage Softail Nostalgia 1993
FLSTN Heritage Softail Special 1994-1996
FLSTN Softail Deluxe 2005-2017
FLSTNI Softail Deluxe 2005-2006
FLSTS Heritage Springer Softail 1997-2003
FLSTSB Softail Cross Bones 2008-2011
FLSTSC Softail Springer Classic 2005-2007
FLSTSCI Softail Springer Classic 2005-2006
FLSTSI Heritage Springer Softail 2001-2003
FLT Tour Glide 1980-1983
FLTC Tour Glide Classic 1980-1991
FLTCU Ultra Classic Tour Glide 1989-1995
FLTCUI Ultra Classic Tour Glide 1996
FLTR Road Glide 1998-2004, 2007-2009
FLTRI Road Glide 1998, 2000-2006
FLTRK Road Glide Limited 2020-2024
FLTRT Road Glide 3 2023-2024
FLTRU Road Glide Ultra 2011-2013, 2016-2019
FLTRX Road Glide 2015-2024
FLTRX Road Glide Custom 2010-2013
FLTRXS Road Glide Special 2015-2023
FLTRXST Road Glide ST 2022-2023
FX 1200 Super Glide 1971-1974
FXB Sturgis 1980-1982
FXBB Softail Street Bob 2018-2020
FXBBS Softail Street Bob 114 2021-2024
FXBR Softail Breakout 2018-2019, 2023-2024
FXBRS Softail Breakout 114 2018-2020
FXCW Softail Rocker 2008-2009
FXCWC Softail Rocker C 2008-2011
FXD Dyna Super Glide 1995-2005, 2007-2010
FXDB Dyna Daytona 1992
FXDB Dyna Street Bob 2007-2017
FXDB Dyna Sturgis 1991
FXDBC Dyna Street Bob Limited 2016
FXDBI Dyna Street Bob 2006
FXDBP Dyna Street Bob 2016
FXDBP Dyna Street Bob Custom 2013-2014
FXDC Dyna Glide Custom 1992
FXDC Dyna Super Glide Custom 2005, 2007-2014
FXDCI Dyna Super Glide Custom 2005-2006
FXDF Dyna Fat Bob 2008-2017
FXDG Disc Glide 1983
FXDI Dyna Super Glide 2004-2006
FXDI35 35th Anniversary Dyna Super Glide 2006
FXDL Dyna Low Rider 1993-2005, 2007-2009, 2014-2017
FXDLI Dyna Low Rider 2004-2006
FXDLS Dyna Low Rider S 2016-2017
FXDR Softail 114 2019-2020
FXDS-CONV Dyna Convertible 1994-2000
FXDWG Dyna Wide Glide 1993-2005, 2007-2008, 2010-2017
FXDWGI Dyna Wide Glide 2004-2006
FXDX Dyna Super Glide Sport 1999-2005
FXDXI Dyna Super Glide Sport 2004-2005
FXDXT Dyna Super Glide T-Sport 2001-2003
FXE 1200 Super Glide 1973-1980
FXEF Super Glide Fat Bob 1979-1981, 1985
FXFB Softail Fat Bob 2018-2019
FXFBS Softail Fat Bob 114 2018-2023
FXLR Low Rider Custom 1987-1994
FXLR Softail Low Rider 2018-2020
FXLRS Softail Low Rider S 2020-2024
FXLRST Softail Low Rider ST 2022-2024
FXR Super Glide 1986-1994
FXR Super Glide II 1982-1983
FXRC Low Glide 1985
FXRC Low Rider Chrome 1987
FXRD Grand Touring Edition 1986
FXRDG Disc Glide 1984
FXRS Low Glide 1984-1992
FXRS Super Glide II 1982-1983
FXRS-CONV Low Rider Convertible 1990-1993
FXRS-SP Low Rider Sport Edition 1988-1993
FXRT Sport Glide 1983-1992
FXS Softail Blackline 2011-2013
FXS Super Glide Low Rider 1977-1979, 1981-1982
FXSB Low Rider 1983-1985
FXSB Softail Breakout 2013-2017
FXST Softail 1984-1990
FXST Softail Standard 1999-2007, 2020-2024
FXSTB Softail Night Train 1999-2009
FXSTBI Softail Night Train 2001-2006
FXSTC Softail Custom 1986-1999, 2007-2010
FXSTD Softail Deuce 2000-2007
FXSTDI Softail Deuce 2001-2006
FXSTI Softail Standard 2001-2006
FXSTS Springer Softail 1988-2006
FXSTSB Softail Bad Boy 1995-1997
FXSTSI Springer Softail 2001-2006
FXWG Wide Glide 1980-1986
Sportster XLX 1986
VRSCA V-Rod 2002-2006
VRSCAW V-Rod 2007-2010
VRSCB V-Rod 2004-2005
VRSCD V-Rod Night Rod 2006-2008
VRSCDX ANN V-Rod 10th Anniversary Edition 2012
VRSCDX V-Rod Night Rod Special 2007-2017
VRSCF V-Rod Muscle 2009-2017
VRSCR V-Rod Street Rod 2006-2007
VRSCX V-Rod 2007
XG500 Street 500 2015-2020
XG750 Street 750 2015-2020
XG750A Street Rod 750 2017-2020
XL1200C Sportster 1200 Custom 1996-2019
XL1200CX Sportster Roadster 2016-2020
XL1200L Sportster 1200 Low 2006-2011
XL1200N Sportster 1200 Nightster 2007-2012
XL1200NS Sportster 1200 Iron 2018-2021
XL1200R Sportster 1200 Roadster 2004-2008
XL1200S Sportster 1200 Sport 1996-2003
XL1200T Sportster SuperLow 2014-2018
XL1200V Sportster Seventy-Two 2012-2016
XL1200X Sportster Forty-Eight 2010-2022
XL1200XS Sportster Forty-Eight Special 2018-2019
XL50 50th Anniversary Sportster 2007
XL883 Sportster 883 2004-2009
XL883C Sportster 883 Custom 1998-2010
XL883L Sportster 883 Low 2005-2010
XL883L Sportster SuperLow 2011-2019
XL883N Sportster Iron 883 2009-2022
XL883R Sportster 883R 2002-2010
XL883R Sportster Roadster 2011-2015
XLCH1000 Sportster 1000 1972-1979
XLCR1000 Sportster Cafe Racer 1977-1978
XLH1000 Sportster Standard 1972-1978
XLH1100 Sportster 1100 1986-1987
XLH1200 Sportster 1200 1988-2003
XLH883 Sportster 883 1986-2003
XLH883DLX Sportster 883 Deluxe 1986-1995
XLH883HUG Sportster 883 Hugger 1987-2003
XLS1000 Sportster Roadster 1979-1985
XLT1000 Sportster Touring 1977
XLX1000 Sportster 1000 1983-1985

Customer Reviews

Write Review

Great product.

Great plugs

Worked great.

Perfect fit for my Harley. Great product. Great price.

They work fine. I have no complaints.

Great. Love Drag Specialties products.

Worked great!

Love these spark plugs, exact fit for my 89 883 sportster.

Best spark plugs I got for my Harley-Davidson road King yet! They work as good as they look and they look very nice. I'm going to order some for my dad for Christmas.

Will work just fine, highly recommend.

Preformed great exact fit.

Excellent Product

Great!

Great spark plugs at a reasonable price.

Great plugs

Perfect fit.

How many stars would you give this product? Write a review.

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Questions & Answers

Ask Question

Hi, What is the GAP size for a 2013 Road King FLHR?

By brian

Factory HD spec for spark plug gap is .038 - .043" if you shoot for .040" you should be golden.

By Staff

Answer Question

What's gap for ultra classic 07

By Joe

They ship factory with a .032" or 8mm gap. Always check them to make sure they have not closed in shipping, they can be easily bumped. Most Harley models are running .038-.042" gaps. Please reference the service manual for your exact model.

By Staff

Answer Question

What is the gap of these plugs for a 93 sportster

By Dudley

Help

Typical spark plug gap for Sportsters would be between .038 - .042 inches.

By Staff

Answer Question

Have a question? Please ask our experts and customers who own this product.

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Drag Specialties Performance Spark Plugs

Select Your Vehicle - Fitment Guaranteed