Spark Plugs & Wires
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Powermadd - E3.34 - E3 Spark Plug - 34
PowerMadd
$10.00Powermadd - E3.34 - E3 Spark Plug - 34FeaturesUnique electrode shape maximizes the power created by the spark plug - Diamond Fire technologyElectrode is a combination of performance and technology that results in an improved flame kernel shapeThis flame...$10.00 -
Magnum Shielding - 3023B - Spark Plug Wires - Candy Apple Blue - '65-'99 FX/FL
Magnum Shielding
$77.95Magnum Shielding - 3023B - Spark Plug Wires - Candy Apple Blue - '65-'99 FX/FLFeaturesBraid perfectly matches all other Magnum cables and brake linesHigh-voltage, high temperature 8 mm silicone ignition wire with an OE style high-performance suppression...$77.95 -
Magnum Shielding - 3030S - Spark Plug Wires - Polished - FXR
Magnum Shielding
$77.95Magnum Shielding - 3030S - Spark Plug Wires - Polished - FXRFeaturesBraid perfectly matches all other Magnum cables and brake linesHigh-voltage, high temperature 8 mm silicone ignition wire with an OE style high-performance suppression conductor core for...$77.95 -
Magnum Shielding - 3023S - Spark Plug Wires - Polished - '65-'99 FX/FL
Magnum Shielding
$77.95Magnum Shielding - 3023S - Spark Plug Wires - Polished - '65-'99 FX/FLFeaturesBraid perfectly matches all other Magnum cables and brake linesHigh-voltage, high temperature 8 mm silicone ignition wire with an OE style high-performance suppression...$77.95 -
Magnum Shielding - 3030C - Spark Plug Wires - Sterling Chromite - FXR
Magnum Shielding
$77.95Magnum Shielding - 3030C - Spark Plug Wires - Sterling Chromite - FXRFeaturesBraid perfectly matches all other Magnum cables and brake linesHigh-voltage, high temperature 8 mm silicone ignition wire with an OE style high-performance suppression conductor...$77.95 -
Magnum Shielding - 3033C - Spark Plug Wires - Sterling Chromite - FL
Magnum Shielding
$77.95Magnum Shielding - 3033C - Spark Plug Wires - Sterling Chromite - FLFeaturesBraid perfectly matches all other Magnum cables and brake linesHigh-voltage, high temperature 8 mm silicone ignition wire with an OE style high-performance suppression conductor...$77.95 -
Magnum Shielding - 3023C - Spark Plug Wires - Sterling Chromite - '65-'99 FX/FL
Magnum Shielding
$77.95Magnum Shielding - 3023C - Spark Plug Wires - Sterling Chromite - '65-'99 FX/FLFeaturesBraid perfectly matches all other Magnum cables and brake linesHigh-voltage, high temperature 8 mm silicone ignition wire with an OE style high-performance suppression...$77.95 -
V-Twin - Doering Spark Plug Porcelain Sign
V-Twin Manufacturing
$58.23V-Twin - Doering Spark Plug Porcelain Sign Doering spark plug porcelain sign Fitment: All Measurements: Length: 25.80cm Width: 40.60cm$58.23 -
V-Twin - Spark Plugs Nickel fits '75-'85 FL/FX Models
V-Twin Manufacturing
$27.16V-Twin - Spark Plugs Nickel fits '75-'85 FL/FX Models V-Twin performance spark plugs features a nickel core electrode for a longer service life, alloy housing, 95% pure alumia insulator and a heat crimping process to ensure a leak free seal. Long...$27.16 -
V-Twin - Nickel Spark Plugs fits '75-'85 FL/FX Models
V-Twin Manufacturing
$27.16V-Twin - Nickel Spark Plugs fits '75-'85 FL/FX Models V-Twin performance spark plugs features a nickel core electrode for a longer service life, alloy housing, 95% pure alumina insulator and a heat crimping process to ensure a leak free seal. Note: ...$27.16 -
Colony - 7804-6 Spark Plug Cable Nuts with Packing fits '37-'48 UL, '30-'34 VL, '36-'40 EL Models
Colony Machine
$27.80Colony - 7804-6 Spark Plug Cable Nuts with Packing fits '37-'48 UL, '30-'34 VL, '36-'40 EL Models Spark plug cable nuts with packing Fitment: UL 1937-1948 VL 1930-1934 EL 1936-1940 FL 1941-1960 WL 1930-1952$27.80 -
Magnum - Braided Spark Plug Wires fits '86-'03 Sportster Models (180° Boot) Exc. '98-'03 1200S Models
Magnum
$77.95Magnum - Braided Spark Plug Wires fits '86-'03 Sportster Models (180° Boot) Exc. '98-'03 1200S Models These are high-voltage, high temperature 8mm silicone ignition wire with an OE style, high-performance suppression conductor core for guaranteed...$77.95 -
Magnum - Braided Spark Plug Wires fits '08-'11 FXCW/C, '11-'13 FXS & '13-'16 FXSB Models
Magnum
$77.95Magnum - Braided Spark Plug Wires fits '08-'11 FXCW/C, '11-'13 FXS & '13-'16 FXSB Models These are high-voltage, high temperature 8mm silicone ignition wire with an OE style, high-performance suppression conductor core for guaranteed compatibility...$77.95 -
NGK - Spark Plug fits '17-'22 M-Eight, '15-'20 XG500/750/750A Models CR9EB
NGK Spark Plugs
$11.95NGK - 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...$11.95 -
Drag Specialties - Spark Plugs fits '79-'85 Harley Sportster Models
Drag Specialties
$13.21Drag 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...$13.21 -
$32.59 -
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
$15.25Drag 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...$15.25 -
Magnum - Braided Spark Plug Wire fits '09-'16 Touring Models
Magnum
$86.95Magnum - 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 -
Drag Specialties - 8.8MM Spark Plug Wire Set fits '15-'20 XG500/750/750A Models
Drag Specialties
$36.67Drag Specialties - 8.8MM Spark Plug Wire Set fits '15-'20 XG500/750/750A 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...$36.67 -
Out of stock
Drag Specialties - Iridium Spark Plugs fits '99-'17 Twin Cam, '86-'20 Sportster Models
Drag Specialties
$32.59Drag 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...$32.59 -
Out of stock
Drag Specialties - Performance Spark Plugs fits '99-'17 Twin Cam, '86-'20 Sportster Models
Drag Specialties
$15.25Drag Specialties - Performance Spark Plugs fits '99-'17 Twin Cam Models 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...$15.25 -
Out of stock
Drag Specialties - 5R6A Spark Plug fits '75-'99 Harley Big Twin Models
Drag Specialties
$15.25Drag Specialties - Spark Plugs fits '75-'99 Big Twin Models (MID) The Drag Specialties Spark Plugs are a great choice for those looking to upgrade their '75-'99 Big Twin Models (MID). These plugs have a unique look with a black ceramic body and...$15.25 -
Out of stock
NGK - Spark Plug fits '99-'17 Twin Cam Models DCPR6E
NGK Spark Plugs
$6.95NGK - Spark Plug fits '99-'17 Twin Cam Models DCPR6E Features: Trivalent metal plating provides superior anti-corrosion and anti-seizing properties Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer Triple...$6.95 -
Out of stock
Drag Specialties - Iridium Spark Plugs fits '17 & Up M8 Softail, '15-'20 XG500/750/750A Models
Drag Specialties
$32.59Drag Specialties - Iridium Spark Plugs fits '17 & Up M8 Softail, '15-'20 XG500/750/750A Models Features The ultimate in spark plug technology and performance Iridium electrode is smaller than a standard electrode; requires less...$32.59 -
Out of stock
Sumax - 20033 - Spark Plug Wire - 8 mm - Black - '99-'06 FLT
Sumax
$36.95Sumax - 20033 - Spark Plug Wire - 8 mm - Black - '99-'06 FLTFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from extra-high-temperature...$36.95 -
Out of stock
Sumax - 20631 - Spark Plug Wire - 8 mm - Blue - FXST
Sumax
$36.95Sumax - 20631 - Spark Plug Wire - 8 mm - Blue - FXSTFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from extra-high-temperature...$36.95 -
Out of stock
Sumax - 20231 - Spark Plug Wire - 8 mm - Red - FXST
Sumax
$36.95Sumax - 20231 - Spark Plug Wire - 8 mm - Red - FXSTFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from extra-high-temperature silicone,...$36.95 -
Out of stock
Sumax - 20031 - Spark Plug Wire - 8 mm - Black - FXST
Sumax
$36.95Sumax - 20031 - Spark Plug Wire - 8 mm - Black - FXSTFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from extra-high-temperature...$36.95 -
Out of stock
Sumax - 77633 - Spark Plug Wire - 8 mm - Blue - FLT/XL
Sumax
$36.95Sumax - 77633 - Spark Plug Wire - 8 mm - Blue - FLT/XLFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from extra-high-temperature...$36.95 -
Out of stock
Sumax - 40631 - Spark Plug Wire - 10.4 mm - Blue - Harley Davidson
Sumax
$54.95Sumax - 40631 - Spark Plug Wire - 10.4 mm - Blue - Harley DavidsonFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from...$54.95 -
Out of stock
Sumax - 40231 - Spark Plug Wire - 10.4 mm - Red - Harley Davidson
Sumax
$54.95Sumax - 40231 - Spark Plug Wire - 10.4 mm - Red - Harley DavidsonFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from...$54.95 -
Out of stock
Sumax - 40031 - Spark Plug Wire - 10.4 mm - Black - Harley Davidson
Sumax
$54.95Sumax - 40031 - Spark Plug Wire - 10.4 mm - Black - Harley DavidsonFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from...$54.95 -
Out of stock
Sumax - 77235 - Spark Plug Wire - 8 mm - Red - FXR
Sumax
$36.95Sumax - 77235 - Spark Plug Wire - 8 mm - Red - FXRFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from extra-high-temperature silicone,...$36.95 -
Out of stock
Sumax - 77033 - Spark Plug Wire - 8 mm - Black - FLT/XL
Sumax
$36.95Sumax - 77033 - Spark Plug Wire - 8 mm - Black - FLT/XLFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from extra-high-temperature...$36.95 -
Out of stock
Sumax - 77031 - Spark Plug Wire - 8 mm - Black - FL
Sumax
$36.95Sumax - 77031 - Spark Plug Wire - 8 mm - Black - FLFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from extra-high-temperature silicone,...$36.95 -
Out of stock
Sumax - 49633 - Spark Plug Wire - 10.4 mm - Blue - XL/FL
Sumax
$54.95Sumax - 49633 - Spark Plug Wire - 10.4 mm - Blue - XL/FLFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from extra-high-temperature...$54.95 -
Out of stock
Sumax - 49231 - Spark Plug Wire - 10.4 mm - Red - '65-'99 FX/FL
Sumax
$54.95Sumax - 49231 - Spark Plug Wire - 10.4 mm - Red - '65-'99 FX/FLFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from...$54.95 -
Out of stock
Sumax - 49031 - Spark Plug Wire - 10.4 mm - Black - '65-'99 FX/FL
Sumax
$54.95Sumax - 49031 - Spark Plug Wire - 10.4 mm - Black - '65-'99 FX/FLFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from...$54.95 -
Out of stock
Sumax - 49638 - Spark Plug Wires - 10.4 mm - Blue
Sumax
$89.95Sumax - 49638 - Spark Plug Wires - 10.4 mm - BlueFeaturesPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from extra-high-temperature silicon, which gives protection up to 600 FSpiro-Pro core provides up to 10...$89.95
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!