Spark Plugs & Wires
450 parts
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Out of stock
V-Twin - 32-5203 - Sumax Spark Plug Wire Set 10.4mm Black
Sumax
MSRP: $76.55$75.78V-Twin - 32-5203 - Sumax Spark Plug Wire Set 10.4mm BlackDescriptionSet features a spiral wound coated core that is a blend of copper and nickel bonded by a latex cover which is designed to reinforce...MSRP: $76.55$75.78 -
Out of stock
V-Twin - 32-4974 - OE Factory Spark Plug
OE
MSRP: $11.88$11.76V-Twin - 32-4974 - OE Factory Spark PlugDescriptionOE 3-4 spark plug features copper coated electrodes for foul resistance.Replaces 3-4 OEM short reach plugs. Fits:FX 1948-1974FLH 1948-1974Additional...MSRP: $11.88$11.76 -
Out of stock
V-Twin - 32-2063 - Sumax Spark Plug Wire Set Blue
Sumax
$51.62V-Twin - 32-2063 - Sumax Spark Plug Wire Set BlueDescriptionSumax spark plug wire set is pre-cut and have the plug, coil boots and terminals already installed.Spark plug wire set is designed for...$51.62 -
Out of stock
V-Twin - 32-2016 - Sumax Spark Plug Wire Set 8mm Black
Sumax
$51.03V-Twin - 32-2016 - Sumax Spark Plug Wire Set 8mm BlackDescriptionSumax colored 8mm plug wires for EFI models are pre-cut and have the plug, coil boots and terminals already installed.Spark plug wire...$51.03 -
Out of stock
V-Twin - 32-2003 - Sumax Spark Plug Wire Set Black
Sumax
$51.62V-Twin - 32-2003 - Sumax Spark Plug Wire Set BlackDescriptionSumax spark plug wire set is pre-cut and have the plug, coil boots and terminals already installed.Spark plug wire set is designed for...$51.62 -
Out of stock
V-Twin - 32-1399 - Replica 18mm Spark Plug Set with Guide
Volt Tech
$95.93V-Twin - 32-1399 - Replica 18mm Spark Plug Set with GuideDescriptionThese spark plugs are for the antique motorcycle enthusiast who enjoy riding. Spark plugs are air cooled with a heat range #3...$95.93 -
Out of stock
V-Twin - 32-1325 - M8 V-Twin Performance Spark Plugs
Volt Tech
$27.93V-Twin - 32-1325 - M8 V-Twin Performance Spark PlugsDescriptionV-Twin perfomance spark plugs for M8 models features a copper core electrode for a longer service life, nickel plated housing, 95% pure...$27.93 -
Out of stock
V-Twin - 32-1246 - Panhead Spark Plug Set and Book Kit
Volt Tech
$30.20V-Twin - 32-1246 - Panhead Spark Plug Set and Book KitDescriptionReplaces 3-4 Harley plugs with 2 V-Twin Manufacturing plugs for 1948-1965 Panhead Harleys and includes a Panhead parts book. Fits:FL...$30.20 -
Out of stock
V-Twin - 32-1216 - Universal Braided Wire Kit 7mm
Volt Tech
MSRP: $24.15$24.12V-Twin - 32-1216 - Universal Braided Wire Kit 7mmDescriptionWire kit is tan/black, 40" long with (2) 90 black spark plug boots, black coil boots, and (2) terminal ends. Fits:Custom...MSRP: $24.15$24.12 -
Out of stock
V-Twin - 32-0653 - Accel Yellow 8.8mm Spark Plug Wire Set
Accel
$33.53V-Twin - 32-0653 - Accel Yellow 8.8mm Spark Plug Wire Set Description Accel spark plug wire set is a yellow 8.8mm ignition wire set for Big Twin or custom fit applications.Sold in a quantity of 2...$33.53 -
Out of stock
V-Twin - 32-0262 - Blue Streak 8mm Spark Plug Wire Set
Standard Motor Products
$46.15V-Twin - 32-0262 - Blue Streak 8mm Spark Plug Wire SetDescriptionBlue Streak spark plug wire set can be used with stock coils or when upgrading to a performance coil.Wire set features a silicone...$46.15 -
Out of stock
V-Twin - 32-0261 - Blue Streak 8mm Spark Plug Wire Set
Standard Motor Products
$63.27V-Twin - 32-0261 - Blue Streak 8mm Spark Plug Wire SetDescriptionBlue Streak spark plug wire set can be used with stock coils or when upgrading to a performance coil.Wire set features a silicone...$63.27 -
Out of stock
V-Twin - 32-0259 - Blue Streak 8mm Spark Plug Wire Set
Standard Motor Products
MSRP: $41.75$40.91V-Twin - 32-0259 - Blue Streak 8mm Spark Plug Wire SetDescriptionBlue Streak spark plug wire set can be used with stock coils or when upgrading to a performance coil.Wires feature a construction of...MSRP: $41.75$40.91 -
Out of stock
V-Twin - 32-0255 - Blue Streak 8mm Spark Plug Wire Set
Standard Motor Products
$37.21V-Twin - 32-0255 - Blue Streak 8mm Spark Plug Wire SetDescriptionBlue Streak spark plug wire set can be used with stock coils or when upgrading to a performance coil.Wire set features a silicone...$37.21 -
Out of stock
V-Twin - 32-0254 - Blue Streak 8mm Spark Plug Wire Set
Standard Motor Products
MSRP: $38.09$37.32V-Twin - 32-0254 - Blue Streak 8mm Spark Plug Wire SetDescriptionBlue Streak spark plug wire set can be used with stock coils or when upgrading to a performance coil.Wire set features a silicone...MSRP: $38.09$37.32 -
Out of stock
V-Twin - 16-0371 - 18mm Spark Plug Wrench Set
Motorshop
$57.52V-Twin - 16-0371 - 18mm Spark Plug Wrench SetDescriptionSet includes wrench for 18mm early style air cooled spark plugs and 18mm spark plug socket as originally supplied in the army tool kits.For use...$57.52 -
Out of stock
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.Specs$41.95 -
Out of stock
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 ...$24.95 -
Out of stock
Compu-Fire - 40200 - 8mm Spark Plug Wire Set - 41" Black
Compu-Fire
$51.95Compu-Fire - 40200 - 8mm Spark Plug Wire Set - 41" BlackFeatures8 mm spiral-wound silicone wires (black)Includes 41" wires, boots and terminalsMade in the U.S.A.Not for Twin Cam or '04-'20 XL...$51.95 -
Out of stock
Compu-Fire - 40100 - Universal Spark Plug Wire Kit
Compu-Fire
$31.95Compu-Fire - 40100 - Universal Spark Plug Wire KitFeatures8mm spiral-wound silicone wires (black)Include 41" wires, boots and terminalsMade in the U.S.A.Not for Twin Cam or' 04-'15 XL applications...$31.95 -
Out of stock
Blue Streak - MC-SPW4 - Spark Plug Wire Set - 8mm - 40" - Universal
Blue Streak
$28.95Blue Streak - MC-SPW4 - Spark Plug Wire Set - 8mm - 40" - UniversalFeaturesRated at SAE CLASS E J2031Triple silicone construction through jacket, insulation and core for higher...$28.95 -
Out of stock
Sumax - 77633 - Spark Plug Wire - 8 mm - Blue - FLT/XL
Sumax
$41.95Sumax - 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...$41.95 -
Out of stock
Sumax - 77631 - Spark Plug Wire - 8 mm - Blue - FL/FX
Sumax
$41.95Sumax - 77631 - Spark Plug Wire - 8 mm - Blue - FL/FXFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots...$41.95 -
Out of stock
Sumax - 40031 - Spark Plug Wire - 10.4 mm - Black - Harley Davidson
Sumax
$59.95Sumax - 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...$59.95 -
Out of stock
Sumax - 49633 - Spark Plug Wire - 10.4 mm - Blue - XL/FL
Sumax
$59.95Sumax - 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...$59.95 -
Out of stock
Sumax - 49233 - Spark Plug Wire - 10.4 mm - Red - '80-'98 FL
Sumax
$59.95Sumax - 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...$59.95 -
Out of stock
Sumax - 49231 - Spark Plug Wire - 10.4 mm - Red - '65-'99 FX/FL
Sumax
$59.95Sumax - 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...$59.95 -
Out of stock
Sumax - 49031 - Spark Plug Wire - 10.4 mm - Black - '65-'99 FX/FL
Sumax
$59.95Sumax - 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...$59.95 -
Out of stock
Sumax - 49238 - Spark Plug Wires - 10.4 mm - Red
Sumax
$98.95Sumax - 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...$98.95 -
Out of stock
Sumax - 30638 - Spark Plug Wire - 8 mm - Blue
Sumax
$72.95Sumax - 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...$72.95 -
Out of stock
Sumax - 30238 - Spark Plug Wire - 8 mm - Red
Sumax
$72.95Sumax - 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...$72.95 -
Out of stock
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...$98.95 -
Out of stock
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...$72.95 -
Out of stock
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...$41.95 -
Out of stock
Sumax - 40034 - Spark Plug Wire - 10.4 mm - Black - '99-'08 FL
Sumax
$59.95Sumax - 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...$59.95 -
Out of stock
Sumax - 20634 - Spark Plug Wire - 8 mm - Blue
Sumax
$41.95Sumax - 20634 - Spark Plug Wire - 8 mm - BlueFeaturesDesigner plug wire sets come in distinctive, highly visible colorsPrecut and have the plug/coil boots and terminals already installedBoots and...$41.95 -
Out of stock
Sumax - 20234 - Spark Plug Wire - 8 mm - Red
Sumax
$41.95Sumax - 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...$41.95 -
Out of stock
Sumax - 20034 - Spark Plug Wire - 8 mm - Black
Sumax
$41.95Sumax - 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...$41.95 -
Out of stock
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...$36.95 -
Out of stock
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...$53.95
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!