Spark Plugs & Wires
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Sumax - 77035 - Spark Plug Wire - 8 mm - Black - FXR
Sumax
$36.95Sumax - 77035 - Spark Plug Wire - 8 mm - Black - 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...$36.95 -
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 -
Sumax - 49631 - Spark Plug Wire - 10.4 mm - Blue - '65-'99 FX/FL
Sumax
$54.95Sumax - 49631 - Spark Plug Wire - 10.4 mm - Blue - '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 -
Sumax - 49035 - Spark Plug Wire - 10.4 mm - Black - '82-'94/'99-'00 FXR
Sumax
$54.95Sumax - 49035 - Spark Plug Wire - 10.4 mm - Black - '82-'94/'99-'00 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...$54.95 -
Sumax - 49233 - Spark Plug Wire - 10.4 mm - Red - '80-'98 FL
Sumax
$54.95Sumax - 49233 - Spark Plug Wire - 10.4 mm - Red - '80-'98 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 -
Sumax - 49033 - Spark Plug Wire - 10.4 mm - Black - '80-'98 FL
Sumax
$54.95Sumax - 49033 - Spark Plug Wire - 10.4 mm - Black - '80-'98 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 -
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 -
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 600Â FSpiro-Pro core provides up to 10...$89.95 -
Sumax - 49038 - Spark Plug Wires - 10.4 mm - Black
Sumax
$89.95Sumax - 49038 - Spark Plug Wires - 10.4 mm - BlackFeaturesPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from extra-high-temperature silicon, which gives protection up to 600Â FSpiro-Pro core provides up to 10...$89.95 -
Sumax - 49238 - Spark Plug Wires - 10.4 mm - Red
Sumax
$89.95Sumax - 49238 - Spark Plug Wires - 10.4 mm - RedFeaturesPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from extra-high-temperature silicon, which gives protection up to 600Â FSpiro-Pro core provides up to 10...$89.95 -
Sumax - 30638 - Spark Plug Wire - 8 mm - Blue
Sumax
$66.95Sumax - 30638 - Spark Plug Wire - 8 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 600Â FSpiro-Pro core provides up to 10 times...$66.95 -
Sumax - 30038 - Spark Plug Wire - 8 mm - Black
Sumax
$66.95Sumax - 30038 - Spark Plug Wire - 8 mm - BlackFeaturesPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from extra-high-temperature silicon, which gives protection up to 600Â FSpiro-Pro core provides up to 10...$66.95 -
Sumax - 30238 - Spark Plug Wire - 8 mm - Red
Sumax
$66.95Sumax - 30238 - Spark Plug Wire - 8 mm - RedFeaturesPrecut and have the plug/coil boots and terminals already installedBoots and wires are made from extra-high-temperature silicon, which gives protection up to 600Â FSpiro-Pro core provides up to 10 times...$66.95 -
Sumax - 40638 - Spark Plug Wire - 10.4 mm - Blue
Sumax
$89.95Sumax - 40638 - Spark Plug Wire - 10.4 mm - BlueFeaturesDesigner 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,...$89.95 -
Sumax - 40238 - Spark Plug Wire - 10.4 mm - Red
Sumax
$89.95Sumax - 40238 - Spark Plug Wire - 10.4 mm - RedFeaturesDesigner 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,...$89.95 -
Sumax - 40038 - Spark Plug Wire - 10.4 mm - Black
Sumax
$89.95Sumax - 40038 - Spark Plug Wire - 10.4 mm - BlackFeaturesDesigner 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,...$89.95 -
Sumax - 20638 - Spark Plug Wire - 8 mm - Blue - FL
Sumax
$66.95Sumax - 20638 - Spark Plug Wire - 8 mm - Blue - 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,...$66.95 -
Sumax - 20238 - Spark Plug Wire - 8 mm - Red - FL
Sumax
$66.95Sumax - 20238 - Spark Plug Wire - 8 mm - Red - 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,...$66.95 -
Sumax - 20038 - Spark Plug Wire - 8 mm - Black - FL
Sumax
$66.95Sumax - 20038 - 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,...$66.95 -
Sumax - 40636 - Spark Plug Wire - 10.4 mm - Blue - '09-'16 FL
Sumax
$54.95Sumax - 40636 - Spark Plug Wire - 10.4 mm - Blue - '09-'16 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 -
Sumax - XG202 - Spark Plug Wire - 8 mm - Red - XG
Sumax
$29.95Sumax - XG202 - Spark Plug Wire - 8 mm - Red - XGFeaturesDesigner 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,...$29.95 -
Sumax - 40236 - Spark Plug Wire - 10.4 mm - Red - '09-'16 FL
Sumax
$54.95Sumax - 40236 - Spark Plug Wire - 10.4 mm - Red - '09-'16 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 -
Sumax - XG200 - Spark Plug Wire - 8 mm - Black - XG
Sumax
$29.95Sumax - XG200 - Spark Plug Wire - 8 mm - Black - XGFeaturesDesigner 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,...$29.95 -
Sumax - 40036 - Spark Plug Wire - 10.4 mm - Black - '09-'16 FL
Sumax
$54.95Sumax - 40036 - Spark Plug Wire - 10.4 mm - Black - '09-'16 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 -
Sumax - 20636 - Spark Plug Wire - 8 mm - Blue - '09-'16 FL
Sumax
$36.95Sumax - 20636 - Spark Plug Wire - 8 mm - Blue - '09-'16 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...$36.95 -
Sumax - 20036 - Spark Plug Wire - 8 mm - Black - '09-'16 FL
Sumax
$36.95Sumax - 20036 - Spark Plug Wire - 8 mm - Black - '09-'16 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...$36.95 -
Sumax - 20236 - Spark Plug Wire - 8 mm - Red - '09-'16 FL
Sumax
$36.95Sumax - 20236 - Spark Plug Wire - 8 mm - Red - '09-'16 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...$36.95 -
Sumax - 20235 - Spark Plug Wire - 8 mm - Red - '08-'11 FXCW
Sumax
$36.95Sumax - 20235 - Spark Plug Wire - 8 mm - Red - '08-'11 FXCWFeaturesDesigner 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 -
Sumax - 20035 - Spark Plug Wire - 8 mm - Black - '08-'11 FXCW
Sumax
$36.95Sumax - 20035 - Spark Plug Wire - 8 mm - Black - '08-'11 FXCWFeaturesDesigner 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 -
Sumax - 40234 - Spark Plug Wire - 10.4 mm - Black - '99-'08 Red
Sumax
$54.95Sumax - 40234 - Spark Plug Wire - 10.4 mm - Black - '99-'08 RedFeaturesDesigner 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 -
Sumax - 40034 - Spark Plug Wire - 10.4 mm - Black - '99-'08 FL
Sumax
$54.95Sumax - 40034 - Spark Plug Wire - 10.4 mm - Black - '99-'08 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 -
Sumax - 40634 - Spark Plug Wire - 10.4 mm - Black - '99-'08 Blue
Sumax
$54.95Sumax - 40634 - Spark Plug Wire - 10.4 mm - Black - '99-'08 BlueFeaturesDesigner 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 -
Sumax - 20234 - Spark Plug Wire - 8 mm - Red
Sumax
$36.95Sumax - 20234 - Spark Plug Wire - 8 mm - RedFeaturesDesigner 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, which...$36.95 -
Sumax - 20034 - Spark Plug Wire - 8 mm - Black
Sumax
$36.95Sumax - 20034 - Spark Plug Wire - 8 mm - BlackFeaturesDesigner 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 -
Ngk Spark Plugs - 4224 - Spark Plug - BPR4ES-11
NGK Spark Plugs
$6.95Ngk Spark Plugs - 4224 - Spark Plug - BPR4ES-11FeaturesPlatformTrivalent metal plating provides superior anti-corrosion and anti-seizing propertiesPure alumina silicate ceramic insulator, provides superior strength and better heat transferTriple seals...$6.95 -
Blue Streak - MC-SPW13 - Spark Plug Wire Set - 8mm - Softail
Blue Streak
$36.95Blue Streak - MC-SPW13 - Spark Plug Wire Set - 8mm - SoftailFeaturesRated at SAE CLASS E J2031Triple silicone construction through jacket, insulation and core for higher heat-resistanceContinuous operating temperature of 450Â FMade in the U.S.A...$36.95 -
Blue Streak - MC-SPW12 - Spark Plug Wire Set - 8mm - XL 1200S
Blue Streak
$53.95Blue Streak - MC-SPW12 - Spark Plug Wire Set - 8mm - XL 1200SFeaturesRated at SAE CLASS E J2031Triple silicone construction through jacket, insulation and core for higher heat-resistanceContinuous operating temperature of 450Â FMade in the U.S.A...$53.95 -
Blue Streak - MC-SPW9 - Spark Plug Wire Set - 8mm - FL
Blue Streak
$28.95Blue Streak - MC-SPW9 - Spark Plug Wire Set - 8mm - FLFeaturesRated at SAE CLASS E J2031Triple silicone construction through jacket, insulation and core for higher heat-resistanceContinuous operating temperature of 450Â FMade in the U.S.A.Replacement Part...$28.95 -
Blue Streak - MC-SPW8 - Spark Plug Wire Set - 8mm - XL
Blue Streak
$28.95Blue Streak - MC-SPW8 - Spark Plug Wire Set - 8mm - XLFeaturesRated at SAE CLASS E J2031Triple silicone construction through jacket, insulation and core for higher heat-resistanceContinuous operating temperature of 450Â FMade in the U.S.A.Replacement Part...$28.95 -
Blue Streak - MC-SPW11 - Spark Plug Wire Set - 8mm - FXD
Blue Streak
$34.95Blue Streak - MC-SPW11 - Spark Plug Wire Set - 8mm - FXDFeaturesRated at SAE CLASS E J2031Triple silicone construction through jacket, insulation and core for higher heat-resistanceContinuous operating temperature of 450Â FMade in the U.S.A.Replacement...$34.95
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!