Spark Plugs & Wires
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NGK - Spark Plug fits '17-'22 M-Eight, '15-'20 XG500/750/750A Models CR9EB
NGK Spark Plugs
$13.95NGK - Spark Plug fits '17-'22 M-Eight, '15-'20 XG500/750/750A Models CR9EB Features: Trivalent metal plating provides superior anti-corrosion and anti-seizing properties Pure alumina silicate ceramic insulator, provides superior strength and...$13.95 -
Drag Specialties - Spark Plugs fits '79-'85 Harley Sportster Models
Drag Specialties
$13.47Drag Specialties - Spark Plug fits '79-'85 Harley Sportster Models Features: Plugs have a unique look with their black ceramic body and bold red logo/script Insulator is made of 95% pure alumina; features strong resistance to heat shock and superior...$13.47 -
$33.23 -
Kodlin - Rear LED Wiring Harness fits '21 & Up Sportster S Models
Kodlin
$69.99Kodlin - Rear LED Wiring Harness fits '21 & Up Sportster S Models Kodlin's Rear LED Wiring Harness allows for the plug-and-play installation of the Kodlin 3-In-1 Rear Light Bar. This harness also provides a voltage source for the Kodlin License...$69.99 -
Drag Specialties - Performance Spark Plugs fits '02-'17 V-Rod Model
Drag Specialties
$15.55Drag Specialties - Performance Spark Plugs fits '02-'17 V-Rod Model Features Plugs have a unique look 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...$15.55 -
Magnum - Braided Spark Plug Wire fits '09-'16 Touring Models
Magnum
$86.95 - $90.95Magnum - Braided Spark Plug Wire fits '09-'16 Touring Models This is the industry's highest quality braid and is available in your choice of sterling chromite II, black pearl, polished stainless or red. Features Braid perfectly matches all...$86.95 - $90.95 -
Out of stock
Drag Specialties - Iridium Spark Plugs fits '99-'17 Twin Cam, '86-'20 Sportster Models
Drag Specialties
$33.23Drag Specialties - Iridium Spark Plugs fits '99-'17 Twin Cam, '86-'20 Sportster Models Features The ultimate in spark plug technology and performance Iridium electrode is smaller than a standard electrode; requires less voltage Hotter spark and...$33.23 -
Out of stock
Drag Specialties - Spark Plugs fits '75-'84 Shovelhead (Cold), '84-'99 Evolution Big Twin Models
Drag Specialties
$14.51Drag Specialties - Spark Plug fits '75-'84 Shovelhead (Cold), '84-'99 Evolution Big Twin Models This spark plug features a copper core electrode, which prevents oxidation and corrosion, provides good electrical and heat conductivity and makes long spark...$14.51 -
Out of stock
Drag Specialties - 8.8MM Spark Plug Wire Set fits '99-'08 Touring Models
Drag Specialties
$33.23Drag Specialties - 8.8MM Spark Plug Wire Set fits '99-'08 Touring Models Features Constructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistance Rated at SAE Class E J2031 with a continuous operating...$33.23 -
Out of stock
Drag Specialties - 8.8MM Spark Plug Wire Set fits '09-'16 Touring Models
Drag Specialties
$33.23Drag Specialties - 8.8MM Spark Plug Wire Set fits '09-'16 Touring Models Features Constructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistance Rated at SAE Class E J2031 with a continuous operating...$33.23 -
Out of stock
Blue Streak - MC-SPW7 - Spark Plug Wire Set - 8mm - FXR
Blue Streak
$28.95Blue Streak - MC-SPW7 - Spark Plug Wire Set - 8mm - FXRFeaturesRated at SAE CLASS E J2031Triple silicone construction through jacket, insulation and core for higher heat-resistanceContinuous operating temperature of 450 FMade in the U.S.A.Replacement...$28.95 -
Out of stock
Accel - Plug Wire Sets for '13-'16 Harley Softail FXSB, '08-'11 FXS, '08-'11 FXCW/C Models
Accel
$60.95Accel - Plug Wire Sets for '13-'16 Harley Softail FXSB, '08-'11 FXS, '08-'11 FXCW/C Models 8mm, 500 ohms per foot Maximum RFI protection shields sensitive electronics Up to five times more peak energy than other "performance" wires Available in...$60.95 -
Out of stock
Autolite - XS85 - Spark Plug Xs85/4 Iridium Xtreme Sport
Autolite
$13.95Autolite - XS85 - Spark Plug Xs85/4 Iridium Xtreme SportFeaturesGlobal Trade Item Number: 009100261953Engineered to meet or exceed OE designs and withstand the extreme operating temperatures experienced during a powersports engine's...$13.95 -
Out of stock
Moroso - 27162 - Ign Wires Suppression Core/Set 82-99 Fxr
MOROSO
$25.95Moroso - 27162 - Ign Wires Suppression Core/Set 82-99 FxrFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel...$25.95 -
Out of stock
Moroso - 27213 - Ign Wires Spiral Core/Set 82-99 Fxr
MOROSO
$32.95Moroso - 27213 - Ign Wires Spiral Core/Set 82-99 FxrFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel terminals...$32.95 -
Out of stock
Moroso - 27215 - Ign Wires Spiral Core/Set 97-98 Flt
MOROSO
$32.95Moroso - 27215 - Ign Wires Spiral Core/Set 97-98 FltFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel terminals...$32.95 -
Out of stock
Moroso - 27282 - Ign Wires Suppression Core/Set 07-19 Xl
MOROSO
$25.95Moroso - 27282 - Ign Wires Suppression Core/Set 07-19 XlFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel...$25.95 -
Out of stock
Moroso - 27283 - Ign Wires Suppression Core/Set 65-78 Big Twin
MOROSO
$25.95Moroso - 27283 - Ign Wires Suppression Core/Set 65-78 Big TwinFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel...$25.95 -
Out of stock
Moroso - 28324 - Ign Wires Ultra 40/Set 82-99 Fxr
MOROSO
$39.95Moroso - 28324 - Ign Wires Ultra 40/Set 82-99 FxrFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel terminals that...$39.95 -
Out of stock
Moroso - 28326 - Ign Wires Ultra 40/Set 97-98 Flt
MOROSO
$39.95Moroso - 28326 - Ign Wires Ultra 40/Set 97-98 FltFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel terminals that...$39.95 -
Out of stock
Moroso - 28327 - Ign Wires Ultra 40/Set 99-17 Fxd
MOROSO
$39.95Moroso - 28327 - Ign Wires Ultra 40/Set 99-17 FxdFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel terminals that...$39.95 -
Out of stock
Moroso - 28330 - Ign Wires Ultra 40/Set 04-06 Xl
MOROSO
$39.95Moroso - 28330 - Ign Wires Ultra 40/Set 04-06 XlFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel terminals that...$39.95 -
Out of stock
Moroso - 28396 - Ign Wires Ultra 40/Set 09-16 Flt
MOROSO
$39.95Moroso - 28396 - Ign Wires Ultra 40/Set 09-16 FltFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel terminals that...$39.95 -
Out of stock
Moroso - 27380 - Ign Wires Spiral Core/Set 17-Up M8 Flt
MOROSO
$67.95Moroso - 27380 - Ign Wires Spiral Core/Set 17-Up M8 FltFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel terminals...$67.95 -
Out of stock
Moroso - 28619 - Ign Wires Ultra 40/Set Red 99-08 Flt
MOROSO
$40.95Moroso - 28619 - Ign Wires Ultra 40/Set Red 99-08 FltFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel terminals...$40.95 -
Out of stock
Moroso - 28620 - Ign Wires Ultra 40/Set Red 09-16 Flt
MOROSO
$40.95Moroso - 28620 - Ign Wires Ultra 40/Set Red 09-16 FltFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel terminals...$40.95 -
Out of stock
Moroso - 28624 - Ign Wires Ultra 40/Set Red 82-99 Fxr
MOROSO
$40.95Moroso - 28624 - Ign Wires Ultra 40/Set Red 82-99 FxrFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel terminals...$40.95 -
Out of stock
Moroso - 28627 - Ign Wires Ultra 40/Set Red 99-17 Fxd
MOROSO
$40.95Moroso - 28627 - Ign Wires Ultra 40/Set Red 99-17 FxdFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel terminals...$40.95 -
Out of stock
Moroso - 28629 - Ign Wires Ultra 40/Set Red 00-17 Softail
MOROSO
$39.95Moroso - 28629 - Ign Wires Ultra 40/Set Red 00-17 SoftailFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel...$39.95 -
Out of stock
Moroso - 28641 - Ign Wires Ultra 40/Set Red 17-Up M8 Flt
MOROSO
$73.95Moroso - 28641 - Ign Wires Ultra 40/Set Red 17-Up M8 FltFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel...$73.95 -
Out of stock
Moroso - 28640 - Ign Wires Ultra 40/Set 17-Up M8 Flt
MOROSO
$73.95Moroso - 28640 - Ign Wires Ultra 40/Set 17-Up M8 FltFeaturesAll Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600 ), and have a silicone jacket to reduce heat and chafing. Locking stainless steel terminals...$73.95 -
Out of stock
V-Twin - 49-1318 - Fire Stone Spark Plug Set
V-Twin Mfg
MSRP: $45.35$44.44V-Twin - 49-1318 - Fire Stone Spark Plug SetDescriptionNew Old Stock" Firestone spark plug set features 7/8" threads. Fits:J 1912-1924Additional Information UOM1 - SET ManufacturerV-Twin OriginImported 2025 Catalog Pages677MSRP: $45.35$44.44 -
Out of stock
V-Twin - 49-0947 - Beck Spark Plug Set with Holder
V-Twin Mfg
$132.67V-Twin - 49-0947 - Beck Spark Plug Set with HolderDescriptionBeck spark plug set with holder kit includes Atlas aluminum holder that bolts to battery top and 2 #3 18mm Beck spark plugs. Fits:EL 1936-1947FL 1941-1947Additional Information UOM1 - KIT ...$132.67 -
Out of stock
V-Twin - 49-0796 - Replica 18mm Spark Plug Set
V-Twin Mfg
MSRP: $103.31$75.80V-Twin - 49-0796 - Replica 18mm Spark Plug SetDescriptionThese spark plugs are for the antique motorcycle enthusiast who enjoy riding. Spark plugs are air cooled with a heat range #3. Includes the brass top nuts which are used with earlier style...MSRP: $103.31$75.80 -
Out of stock
V-Twin - 3772-2 - Spark Plug Cover
Colony Machine
$22.30V-Twin - 3772-2 - Spark Plug CoverDescriptionSpark plug cover is used to plug spark plug holes. Fits:Custom applicationAdditional Information OEM No.32302-09 UOM1 - SET ManufacturerColony OriginUSA$22.30 -
Out of stock
V-Twin - 32-9296 - Autolite Standard Spark Plug
Autolite
MSRP: $34.49$32.24V-Twin - 32-9296 - Autolite Standard Spark PlugDescriptionAutolite spark plugs are standard type. Fits:FL 1948-1974FX 1971-1974Additional Information UOM10 - PK ManufacturerAutolite OriginUSA 2025 Catalog Pages676MSRP: $34.49$32.24 -
Out of stock
V-Twin - 32-9243 - Accel Platinum Spark Plug Set
Accel
MSRP: $32.27$30.17V-Twin - 32-9243 - Accel Platinum Spark Plug Set Description Accel spark plugs are platinum type and feature a platinum tip electrode and a pure copper center electrode.The platinum tip is more durable than standard plug material. The spark plug will...MSRP: $32.27$30.17 -
Out of stock
V-Twin - 32-9168 - Accel 8mm S/S Spiral Core Ignition Wire Set Red
Accel
MSRP: $101.31$98.38V-Twin - 32-9168 - Accel 8mm S/S Spiral Core Ignition Wire Set Red Description Accel S/S core ignition wire set features a red finish and extra thick 8mm silicone jacket and silicon insulation to eliminate electrical leakage or RFI interference that...MSRP: $101.31$98.38 -
Out of stock
V-Twin - 32-9106 - Accel Black 8.8mm Spark Plug Wire Set
Accel
MSRP: $78.35$76.39V-Twin - 32-9106 - Accel Black 8.8mm Spark Plug Wire Set Description Accel spark plug wire set is 8.8mm black, 300+ type. Fits: FLST 1991-1999 FXST 1991-1999 Additional Information UOM 1 -...MSRP: $78.35$76.39 -
Out of stock
V-Twin - 32-8049 - Accel Black 8.8mm Spark Plug Wire Set
Accel
MSRP: $73.22$65.89V-Twin - 32-8049 - Accel Black 8.8mm Spark Plug Wire Set Description Accel spark plug wire set is 8.8mm black, custom fit type.Sold in a quantity of 2. Fits: FLHT 1980-1984 FLT 1980-1984 FLHTC 1980-1984 Additional Information UOM 1 -...MSRP: $73.22$65.89
Harley Spark Plugs & Wires
Upgrade your ignition system with our premium selection of Harley spark plugs and Harley spark plug wires, engineered to meet or exceed OEM standards for Harley Davidson motorcycles. Choose from high-performance iridium and platinum Harley Davidson spark plugs designed for increased durability, cleaner combustion, and improved fuel efficiency.
Our Harley Davidson spark plug wires feature low-resistance construction for maximum conductivity and reliable spark delivery. Built with high-temp silicone insulation, these Harley spark plug wires provide excellent heat protection and superior EMI/RFI suppression to shield your bike’s electronics from interference. Plus, with custom lengths and color-matched options available, you can match performance with style.
Whether you're maintaining a stock setup or fine-tuning a custom build, our Harley spark plugs and Harley spark plug wires are tested to perform under tough riding conditions. Browse our full range of Harley Davidson Electrical & Wiring parts and give your motorcycle the spark it needs to perform its best. Shop now and ride with confidence!