Spark Plugs & Wires
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V-Twin - 16-0202 - Plug Socket Tool Set
Motorshop
MSRP: $19.86$19.66V-Twin - 16-0202 - Plug Socket Tool SetDescriptionPlug socket tool set for 12mm and 14mm plugs. Fits:All modelsAdditional Information UOM1 - SET ManufacturerMotorshop OriginImported 2025 Catalog Pages1284MSRP: $19.86$19.66 -
V-Twin - 15-1543 - Copper Spark Plug Sealing Washer
Gary Bang
MSRP: $21.86$20.44V-Twin - 15-1543 - Copper Spark Plug Sealing WasherDescriptionReplica copper spark plug washer is insulator filled. Fits:FL 1948-1964Additional Information OEM No.32342-42 UOM5 - PK ManufacturerGary Bang OriginImported 2025 Catalog Pages677MSRP: $21.86$20.44 -
V-Twin - 15-1376 - 18mm Spark Plug Copper Sealing Washer
Gary Bang
MSRP: $17.86$17.68V-Twin - 15-1376 - 18mm Spark Plug Copper Sealing WasherDescriptionSpark plug gasket is a replica copper filled style and fits all 18mm spark plugs from 1908-1947. Fits:VL 1930-1934J 1916-1926EL 1936-1940F 1908-1915FL 1941-1947Additional Information OEM...MSRP: $17.86$17.68 -
Drag Specialties - DS305009 - Head Bolt/Spark Plug Covers - Chrome - XL
Drag Specialties
$82.63Drag Specialties - DS305009 - Head Bolt/Spark Plug Covers - Chrome - XLFeaturesA step beyond individual headbolt covers and spark plug coversDrag and Billy Westbrook have teamed up to put an end to having to buy individual parts; our die-cast aluminum...$82.63 -
Drag Specialties - 21040407 - Spark Plug Wires - '17-'23 Touring
Drag Specialties
$62.01Drag Specialties - 21040407 - Spark Plug Wires - '17-'23 TouringFeaturesConstructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistanceRated at SAE Class E J2031 with a continuous operating temperature of...$62.01 -
Drag Specialties - 21040144 - 8.8 mm Plug Wires - '97-'98 FL
Drag Specialties
$30.98Drag Specialties - 21040144 - 8.8 mm Plug Wires - '97-'98 FLFeaturesConstructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistanceRated at SAE Class E J2031 with a continuous operating temperature of 450°...$30.98 -
Drag Specialties - 21040142 - 8.8 mm Plug Wires - '82-'99 FXR
Drag Specialties
$27.77Drag Specialties - 21040142 - 8.8 mm Plug Wires - '82-'99 FXRFeaturesConstructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistanceRated at SAE Class E J2031 with a continuous operating temperature of 450°...$27.77 -
Drag Specialties - 21040137 - Plug Wires - '71-E'78 XL
Drag Specialties
$28.84Drag Specialties - 21040137 - Plug Wires - '71-E'78 XLFeaturesRated at SAE Class E J2031Constructed with silicone throughout the jacket to deliver high-temperature resistanceContinuous operating temperature of 450°FCopper core wires should be used on...$28.84 -
Drag Specialties - 21040136 - Plug Wires - '58-'69 XL with Magneto
Drag Specialties
$32.05Drag Specialties - 21040136 - Plug Wires - '58-'69 XL with MagnetoFeaturesRated at SAE Class E J2031Constructed with silicone throughout the jacket to deliver high-temperature resistanceContinuous operating temperature of 450°FCopper core wires should be...$32.05 -
Drag Specialties - 09401316 - Spark Plug Cover - Silver - Sportster
Drag Specialties
$66.73Drag Specialties - 09401316 - Spark Plug Cover - Silver - SportsterFeaturesComes with mounting hardwareSold as a kit for two headsSpecsColor/FinishSilverProduct NameCoverMaterialAluminumRiding StyleStreetStyleFinnedTypeSpark PlugUnitsKitFitment2004-2006...$66.73 -
Sumax - 76281 - Spark Plug Wire - 90° - Red - Universal
Sumax
$41.95Sumax - 76281 - Spark Plug Wire - 90 - Red - UniversalFeaturesDesigner plug wire sets come in distinctive, highly visible colorsHave the plug boots and terminals already installedBoots and wires are made from extra-high-temperature silicone, which gives...$41.95 -
Sumax - 76081 - Spark Plug Wire - 90° - Black - Universal
Sumax
$41.95Sumax - 76081 - Spark Plug Wire - 90 - Black - UniversalFeaturesDesigner plug wire sets come in distinctive, highly visible colorsHave the plug boots and terminals already installedBoots and wires are made from extra-high-temperature silicone, which...$41.95 -
Sumax - 76085 - Spark Plug Wire - 180° - Black - Universal
Sumax
$41.95Sumax - 76085 - Spark Plug Wire - 180 - Black - UniversalFeaturesDesigner plug wire sets come in distinctive, highly visible colorsHave the plug boots and terminals already installedBoots and wires are made from extra-high-temperature silicone, which...$41.95 -
Sumax - 76681 - Spark Plug Wire - 90° - Blue - Universal
Sumax
$41.95Sumax - 76681 - Spark Plug Wire - 90 - Blue - UniversalFeaturesDesigner plug wire sets come in distinctive, highly visible colorsHave the plug boots and terminals already installedBoots and wires are made from extra-high-temperature silicone, which...$41.95 -
Parts Unlimited - Spark Plug Cap - 120 Degree - Red
Parts Unlimited
$10.55Parts Unlimited - Spark Plug Cap - 120 Degree - RedFeaturesFit 10 mm, 12 mm and 14 mm plugs with terminal nutsAccept 7 mm or 8 mm plug wiresFor terminal nut style plugsNot for use on fuel-injected models.SpecsCompatible Terminal ConfigurationThreaded...$10.55 -
Parts Unlimited - Spark Plug Cap - 120 Degree - Blue
Parts Unlimited
$10.55Parts Unlimited - Spark Plug Cap - 120 Degree - BlueFeaturesFit 10 mm, 12 mm and 14 mm plugs with terminal nutsAccept 7 mm or 8 mm plug wiresFor terminal nut style plugsNot for use on fuel-injected models.SpecsColor/FinishBlueCompatible Spark Plug Size12...$10.55 -
Parts Unlimited - Spark Plug Cap - Straight - Blue
Parts Unlimited
$10.55Parts Unlimited - Spark Plug Cap - Straight - BlueFeaturesFit 10 mm, 12 mm and 14 mm plugs with terminal nutsAccept 7 mm or 8 mm plug wiresFor terminal nut style plugsNot for use on fuel-injected models.SpecsRiding StyleStreetUnitsEachConnector...$10.55 -
Parts Unlimited - Spark Plug Cap - Straight - Red
Parts Unlimited
$10.55Parts Unlimited - Spark Plug Cap - Straight - RedFeaturesFit 10 mm, 12 mm and 14 mm plugs with terminal nutsAccept 7 mm or 8 mm plug wiresFor terminal nut style plugsNot for use on fuel-injected models.SpecsConnector AngleStraightCompatible Spark Plug...$10.55 -
Parts Unlimited - Spark Plug Cap - 90 Degree - Blue
Parts Unlimited
$10.55Parts Unlimited - Spark Plug Cap - 90 Degree - BlueFeaturesFit 10 mm, 12 mm and 14 mm plugs with terminal nutsAccept 7 mm or 8 mm plug wiresFor terminal nut style plugsNot for use on fuel-injected models.SpecsColor/FinishBlueCompatible Spark Plug Size10...$10.55 -
Lang Tools - 1013A - Rethreader Spark Plug
Lang Tools
$24.95Lang Tools - 1013A - Rethreader Spark PlugFeaturesRequires the use of a 5/8" spark plug socket, or the female square requires the use of a male 3/8" square driveUsed to clean up dirty or damaged spark plug threads on Twin Cam, V-Rod and some Sportster...$24.95 -
Daytona Twin Tec Llc - 3003 - 8.5 mm Universal Plug Wire Kit
Daytona Twin Tech
$41.95Daytona Twin Tec Llc - 3003 - 8.5 mm Universal Plug Wire KitFeaturesKit includes plug wires, terminals and boots for many applicationsMade in the U.S.A.SpecsRiding StyleUTVRiding StyleATVRiding StyleOff-RoadColor/FinishBlackRiding StyleStreetTypeSpark...$41.95 -
Daytona Twin Tec Llc - 3002 - 7 mm Universal Plug Wire Kit
Daytona Twin Tech
$32.95Daytona Twin Tec Llc - 3002 - 7 mm Universal Plug Wire KitFeaturesKit includes plug wires, terminals and boots for many applicationsMade in the U.S.A.SpecsColor/FinishBlackRiding StyleWatercraftUnitsKitRiding StyleOff-RoadRiding StyleSnowRiding...$32.95 -
Cycle Performance Prod. - CPP/9041-14 - Washer - Spark Plug - 14 mm
Cycle Performance Prod.
$24.95Cycle Performance Prod. - CPP/9041-14 - Washer - Spark Plug - 14 mmFeaturesAchieve maximum performance by indexing spark plug electrode gap towards the intake valveEach kit includes 15 washers: five .040" thick washers, five .050" thick washers and five ...$24.95 -
Cycle Performance Prod. - CPP/9041-12 - Washer - Spark Plug - 12 mm
Cycle Performance Prod.
$24.95Cycle Performance Prod. - CPP/9041-12 - Washer - Spark Plug - 12 mmFeaturesAchieve maximum performance by indexing spark plug electrode gap towards the intake valveEach kit includes 15 washers: five .040" thick washers, five .050" thick washers and five ...$24.95 -
Cycle Performance Prod. - CPP/9041-10 - Washer - Spark Plug - 10 mm
Cycle Performance Prod.
$24.95Cycle Performance Prod. - CPP/9041-10 - Washer - Spark Plug - 10 mmFeaturesAchieve maximum performance by indexing spark plug electrode gap towards the intake valveEach kit includes 15 washers: five .040" thick washers, five .050" thick washers and five ...$24.95 -
Sumax - 20233 - Spark Plug Wire - 8 mm - Red - '99-'06 FLT
Sumax
$41.95Sumax - 20233 - Spark Plug Wire - 8 mm - Red - '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...$41.95 -
Sumax - 20231 - Spark Plug Wire - 8 mm - Red - FXST
Sumax
$41.95Sumax - 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,...$41.95 -
Sumax - 77635 - Spark Plug Wire - 8 mm - Blue - FXR
Sumax
$41.95Sumax - 77635 - Spark Plug Wire - 8 mm - Blue - 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,...$41.95 -
Sumax - 77231 - Spark Plug Wire - 8 mm - Red - FL/FX
Sumax
$41.95Sumax - 77231 - Spark Plug Wire - 8 mm - Red - FL/FXFeaturesDesigner 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...$41.95 -
Sumax - 77233 - Spark Plug Wire - 8 mm - Red - FLT/XL
Sumax
$41.95Sumax - 77233 - Spark Plug Wire - 8 mm - Red - 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...$41.95 -
Sumax - 77235 - Spark Plug Wire - 8 mm - Red - FXR
Sumax
$41.95Sumax - 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,...$41.95 -
Sumax - 49035 - Spark Plug Wire - 10.4 mm - Black - '82-'94/'99-'00 FXR
Sumax
$59.95Sumax - 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...$59.95 -
Sumax - 40638 - Spark Plug Wire - 10.4 mm - Blue
Sumax
$98.95Sumax - 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,...$98.95 -
Sumax - 40238 - Spark Plug Wire - 10.4 mm - Red
Sumax
$98.95Sumax - 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,...$98.95 -
Sumax - 40038 - Spark Plug Wire - 10.4 mm - Black
Sumax
$98.95Sumax - 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,...$98.95 -
Sumax - 20638 - Spark Plug Wire - 8 mm - Blue - FL
Sumax
$72.95Sumax - 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,...$72.95 -
Sumax - 20038 - Spark Plug Wire - 8 mm - Black - FL
Sumax
$72.95Sumax - 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,...$72.95 -
Sumax - 40036 - Spark Plug Wire - 10.4 mm - Black - '09-'16 FL
Sumax
$59.95Sumax - 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...$59.95 -
Sumax - 20636 - Spark Plug Wire - 8 mm - Blue - '09-'16 FL
Sumax
$41.95Sumax - 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...$41.95 -
Sumax - 20236 - Spark Plug Wire - 8 mm - Red - '09-'16 FL
Sumax
$41.95Sumax - 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...$41.95
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!