Plug Wire
Harley Bike Plug Wires at JJ Motorsports
Boost your Harley's spark with premium plug wire sets from JJ Motorsports, featuring 10.4mm braided and chromite designs for stronger ignition, reduced resistance, and reliable performance on Sportster, Dyna, Softail, Touring, and XL models. These high-quality wires deliver hotter sparks and custom looks.
Shop Magnum, Drag Specialties, and Sumax plug wires for proven durability. Explore related categories such as Harley lights and electrical for coils and batteries, or Harley for exhaust and cams to complete your ignition upgrade.
Top Harley Plug Wires
- Magnum Spark Plug Wire Set Sterling Chromite LL FL 17-3046C – Sterling Chromite braided set for late-model FL Touring; 10.4mm core for maximum spark energy.
- Drag Specialties Plug Wires 71-E78 XL SPW2-DS – Black 8.5mm wire set for 1971-1978 XL Sportster; direct-fit with silicone insulation.
- Sumax 10.4 mm Spark Plug Wire 00-17 ST Red 40231 – Red 10.4mm silicone wire set for 2000-2017 Softail; high-voltage for Twin Cam performance.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
SUMAX Spark Plug Wire Kit - Red 86285
SUMAX
$37.95For machines with deep spark plug wells, especially big-bore, water-cooled street bikes, Monster Boots have grips to make checking or changing spark plugs quicker and easier, Spiro Pro Core can be used on both electronic and points-type ignition systems,...86285- SKU:
- 86285
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- COLOR/FINISH:
- RED
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 36'
- WIRE DIAMETER:
- 8 MM
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
$37.95 -
SUMAX Spark Plug Wire Kit - Black 86085
SUMAX
$37.95For machines with deep spark plug wells, especially big-bore, water-cooled street bikes, Monster Boots have grips to make checking or changing spark plugs quicker and easier, Spiro Pro Core can be used on both electronic and points-type ignition systems,...86085- SKU:
- 86085
- Availability:
- Ships Same Business Day
- Weight:
- 0.54 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 36'
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8 MM
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
$37.95 -
SUMAX Spark Plug Wire Kit - Blue 86685
SUMAX
$37.95For machines with deep spark plug wells, especially big-bore, water-cooled street bikes, Monster Boots have grips to make checking or changing spark plugs quicker and easier, Spiro Pro Core can be used on both electronic and points-type ignition systems,...86685- SKU:
- 86685
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- WIRE DIAMETER:
- 8 MM
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- UTV
- UNITS:
- KIT
- COLOR/FINISH:
- BLUE
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 36'
$37.95 -
SUMAX Spark Plug Wires - Black - FLT/XL 77033
SUMAX
$36.95Designer plug wire sets come in distinctive, highly visible colors, Precut and have the plug/coil boots and terminals already installed, Boots and wires are made from extra-high-temperature silicone, which gives protection up to 600°F, Spiro-Pro core...DS242146- SKU:
- DS242146
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- CONNECTOR ANGLE:
- STRAIGHT
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 21-1/2'
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
$36.95 -
SUMAX Spark Plug Wires - Red - FL/FX 77231
SUMAX
$36.95Designer plug wire sets come in distinctive, highly visible colors, Precut and have the plug/coil boots and terminals already installed, Boots and wires are made from extra-high-temperature silicone, which gives protection up to 600°F, Spiro-Pro core...DS242149- SKU:
- DS242149
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- WIRE DIAMETER:
- 8 MM
- COLOR/FINISH:
- RED
- CONNECTOR ANGLE:
- -
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 16'
$36.95 -
SUMAX Spark Plug Wires - Red - FXCW 20235
SUMAX
$36.95Designer plug wire sets come in distinctive, highly visible colors, Precut and have the plug/coil boots and terminals already installed, Boots and wires are made from extra-high-temperature silicone, which gives protection up to 600°F, Spiro-Pro core...21040153- SKU:
- 21040153
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- TYPE:
- SPARK PLUG
- COLOR/FINISH:
- RED
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 8'
- CONNECTOR ANGLE:
- -
- WIRE DIAMETER:
- 8 MM
$36.95 -
SUMAX Spark Plug Wires - Blue - FL 20636
SUMAX
$36.95Designer plug wire sets come in distinctive, highly visible colors, Precut and have the plug/coil boots and terminals already installed, Boots and wires are made from extra-high-temperature silicone, which gives protection up to 600°F, Spiro-Pro core...21040160- SKU:
- 21040160
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8 MM
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 17'
- COLOR/FINISH:
- BLUE
- CONNECTOR ANGLE:
- -
- UNITS:
- PAIR
- PRODUCT NAME:
- WIRE
$36.95 -
SUMAX Spark Plug Wires - Red - FXR 77235
SUMAX
$36.95Designer plug wire sets come in distinctive, highly visible colors, Precut and have the plug/coil boots and terminals already installed, Boots and wires are made from extra-high-temperature silicone, which gives protection up to 600°F, Spiro-Pro core...DS242153- SKU:
- DS242153
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
- PRODUCT NAME:
- WIRE
- TYPE:
- SPARK PLUG
- COLOR/FINISH:
- RED
- CONNECTOR ANGLE:
- 90°
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 12'
$36.95 -
SUMAX Spark Plug Wires - Red - FLT/XL 77233
SUMAX
$36.95Designer plug wire sets come in distinctive, highly visible colors, Precut and have the plug/coil boots and terminals already installed, Boots and wires are made from extra-high-temperature silicone, which gives protection up to 600°F, Spiro-Pro core...DS242157- SKU:
- DS242157
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- CONNECTOR ANGLE:
- STRAIGHT
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 21-1/2'
- COLOR/FINISH:
- RED
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
$36.95 -
SUMAX 10.4 mm Spark Plug Wire - Black - '09-'16 FL 40036
SUMAX
$54.95Same features as the Sumax 8mm wires but larger (10.4mm) for that fat look, Made in the U.S.A.21040222- SKU:
- 21040222
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- MODEL:
- 409 PRO RACE
- PRODUCT NAME:
- WIRE
- WIRE DIAMETER:
- 10.4 MM
- WIRE LENGTH IMPERIAL:
- 23'
- UNITS:
- PAIR
- TYPE:
- SPARK PLUG
- WIRE LENGTH:
- 58,5 CM (23')
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
$54.95 -
SUMAX Spark Plug Wires - Red - FXST TC 20231
SUMAX
$36.95Designer plug wire sets come in distinctive, highly visible colors, Precut and have the plug/coil boots and terminals already installed, Boots and wires are made from extra-high-temperature silicone, which gives protection up to 600°F, Spiro-Pro core...DS242603- SKU:
- DS242603
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- COLOR/FINISH:
- RED
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8 MM
- CONNECTOR ANGLE:
- -
- WIRE LENGTH IMPERIAL:
- 19'
$36.95 -
SUMAX Spark Plug Wires - Blue - FXST TC 20631
SUMAX
$36.95Designer plug wire sets come in distinctive, highly visible colors, Precut and have the plug/coil boots and terminals already installed, Boots and wires are made from extra-high-temperature silicone, which gives protection up to 600°F, Spiro-Pro core...DS242607- SKU:
- DS242607
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- CONNECTOR ANGLE:
- -
- RIDING STYLE:
- STREET
- WIRE LENGTH IMPERIAL:
- 19'
- TYPE:
- SPARK PLUG
- PRODUCT NAME:
- WIRE
- COLOR/FINISH:
- BLUE
- UNITS:
- PAIR
- WIRE DIAMETER:
- 8 MM
$36.95 -
SUMAX Spark Plug Wires - Black - FLT 20033
SUMAX
$36.95Designer plug wire sets come in distinctive, highly visible colors, Precut and have the plug/coil boots and terminals already installed, Boots and wires are made from extra-high-temperature silicone, which gives protection up to 600°F, Spiro-Pro core...DS242611- SKU:
- DS242611
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- PRODUCT NAME:
- WIRE
- TYPE:
- SPARK PLUG
- CONNECTOR ANGLE:
- -
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- UNITS:
- PAIR
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 21-1/2'
$36.95 -
SUMAX Spark Plug Wire - 8 mm - Red 30238
SUMAX
$66.95Precut and have the plug/coil boots and terminals already installed, Boots and wires are made from extra-high-temperature silicon, which gives protection up to 600°F, Spiro-Pro core provides up to 10 times the conductivity of a standard carbon-core wire,...21040357- SKU:
- 21040357
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- COLOR/FINISH:
- RED
- RIDING STYLE:
- STREET
- UNITS:
- SET
- WIRE DIAMETER:
- 8 MM
- MATERIAL:
- SILICONE
- PRODUCT NAME:
- SPARK PLUG WIRE
$66.95 -
SUMAX Spark Plug Wire - 8 mm - Blue 30638
SUMAX
$66.95Precut and have the plug/coil boots and terminals already installed, Boots and wires are made from extra-high-temperature silicon, which gives protection up to 600°F, Spiro-Pro core provides up to 10 times the conductivity of a standard carbon-core wire,...21040359- SKU:
- 21040359
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8 MM
- COLOR/FINISH:
- BLUE
- MATERIAL:
- SILICONE
- UNITS:
- PAIR
- PRODUCT NAME:
- SPARK PLUG WIRE
$66.95Qty in Cart: 0Quantity:Price:$66.95Subtotal: -
SUMAX Spark Plug Wires - Black - XG XG200
SUMAX
$29.95Designer plug wire sets come in distinctive, highly visible colors, Precut and have the plug/coil boots and terminals already installed, Boots and wires are made from extra-high-temperature silicone, which gives protection up to 600°F, Spiro-Pro core...21040286- SKU:
- 21040286
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 10-1/2'
- WIRE LENGTH IMPERIAL:
- 7-1/2'
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- CONNECTOR ANGLE:
- -
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- WIRE DIAMETER:
- 8 MM
$29.95 -
SUMAX Spark Plug Wires - Red - XG XG202
SUMAX
$29.95Designer plug wire sets come in distinctive, highly visible colors, Precut and have the plug/coil boots and terminals already installed, Boots and wires are made from extra-high-temperature silicone, which gives protection up to 600°F, Spiro-Pro core...21040287- SKU:
- 21040287
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- CONNECTOR ANGLE:
- STRAIGHT
- COLOR/FINISH:
- RED
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- CONNECTOR ANGLE:
- 120°
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- WIRE DIAMETER:
- 8 MM
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 13'
- WIRE LENGTH IMPERIAL:
- 16'
$29.95 -
MAGNUM Spark Plug Wires - S/C 2 - FX 3023C
MAGNUM
$77.95Braid perfectly matches all other Magnum cables and brake lines, High-voltage, high temperature 8mm silicone ignition wire with an OE style high-performance suppression conductor core for compatibility with all H-D ignition systems, Heavy-walled extreme...08023023- SKU:
- 08023023
- Availability:
- Ships Same Business Day
- Weight:
- 0.43 LBS
- CONNECTOR ANGLE:
- 90°
- RIDING STYLE:
- STREET
- TYPE:
- SPARK PLUG
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 17'
- COLOR/FINISH:
- SILVER
- CONNECTOR ANGLE:
- STRAIGHT
- MATERIAL:
- SILICONE
- UNITS:
- PAIR
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 6-1/2'
$77.95 -
MAGNUM Spark Plug Wires - S/C 2 - '66-'85 XL 3024C
MAGNUM
$77.95Braid perfectly matches all other Magnum cables and brake lines, High-voltage, high temperature 8mm silicone ignition wire with an OE style high-performance suppression conductor core for compatibility with all H-D ignition systems, Heavy-walled extreme...08023024- SKU:
- 08023024
- Availability:
- Ships Same Business Day
- Weight:
- 0.36 LBS
- COLOR/FINISH:
- SILVER
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- CONNECTOR ANGLE:
- STRAIGHT
- MATERIAL:
- SILICONE
- WIRE LENGTH IMPERIAL:
- 20'
- PRODUCT NAME:
- WIRE
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 7-1/4'
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
$77.95 -
MAGNUM Spark Plug Wires - Polished Stainless - '99-'08 FLT 3033S
MAGNUM
$77.95Braid perfectly matches all other Magnum cables and brake lines, High-voltage, high temperature 8mm silicone ignition wire with an OE style high-performance suppression conductor core for compatibility with all H-D ignition systems, Heavy-walled extreme...21040107- SKU:
- 21040107
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- MATERIAL:
- SILICONE
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8 MM
- COLOR/FINISH:
- STAINLESS STEEL
- CONNECTOR ANGLE:
- STRAIGHT
- WIRE LENGTH IMPERIAL:
- 20-1/4'
$77.95
