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
-
DRAG SPECIALTIES 8.8 mm Plug Wires - '99-'17 FXD SPW11-DS
DRAG SPECIALTIES
$30.11Constructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistance, Rated at SAE Class E J2031 with a continuous operating temperature of 450° F, Made in the U.S.A.21040146- SKU:
- 21040146
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PRODUCT NAME:
- WIRE
- UNITS:
- PAIR
- WIRE DIAMETER:
- 8.8 MM
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 17'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- WIRE LENGTH IMPERIAL:
- 19'
$30.11 -
DRAG SPECIALTIES 8.8 mm Plug Wires - '98-'03 XL 1200S SPW12-DS
DRAG SPECIALTIES
$52.99Constructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistance, Rated at SAE Class E J2031 with a continuous operating temperature of 450° F, Made in the U.S.A.21040147- SKU:
- 21040147
- Availability:
- Ships Same Business Day
- Weight:
- 0.96 LBS
- PRODUCT NAME:
- WIRE
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 13-1/2'
- UNITS:
- KIT
- WIRE DIAMETER:
- 8.8 MM
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
$52.99 -
DRAG SPECIALTIES 8.8 mm Plug Wires - Universal - Dual SPW14-DS
DRAG SPECIALTIES
$52.99Constructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistance, Rated at SAE Class E J2031 with a continuous operating temperature of 450° F, Made in the U.S.A.21040149- SKU:
- 21040149
- Availability:
- Ships Same Business Day
- Weight:
- 0.83 LBS
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8.8 MM
- WIRE LENGTH IMPERIAL:
- 40'
- COLOR/FINISH:
- BLACK
- UNITS:
- KIT
- MODEL:
- UNIVERSAL
- TYPE:
- SPARK PLUG
- PRODUCT NAME:
- WIRE
$52.99 -
DRAG SPECIALTIES 8.8 mm Plug Wires - '07-'20 XL SPW16-DS
DRAG SPECIALTIES
$30.11Constructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistance, Rated at SAE Class E J2031 with a continuous operating temperature of 450° F, Made in the U.S.A.21040186- SKU:
- 21040186
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- COLOR/FINISH:
- BLACK
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 9'
- WIRE DIAMETER:
- 8.8 MM
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- WIRE LENGTH IMPERIAL:
- 21'
$30.11 -
DRAG SPECIALTIES 8.8 mm Plug Wires - '99-'08 FL SPW10-DS
DRAG SPECIALTIES
$33.23Constructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistance, Rated at SAE Class E J2031 with a continuous operating temperature of 450° F, Made in the U.S.A.21040145- SKU:
- 21040145
- Availability:
- Ships Same Business Day
- Weight:
- 0.47 LBS
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8.8 MM
- WIRE LENGTH IMPERIAL:
- -
- COLOR/FINISH:
- BLACK
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
$33.23 -
DRAG SPECIALTIES Plug Wires - '68-E'78 FX/XL SPW3-DS
DRAG SPECIALTIES
$26.99Constructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistance, Rated at SAE Class E J2031 with a continuous operating temperature of 450°F, Copper core wires for use on bikes with magneto- or points-style...21040138- SKU:
- 21040138
- Availability:
- Ships Same Business Day
- Weight:
- 0.37 LBS
- WIRE DIAMETER:
- 8.8 MM
- TYPE:
- SPARK PLUG
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- PRODUCT NAME:
- WIRE
$26.99 -
DRAG SPECIALTIES 8.8 mm Plug Wires - Universal Twin Cam SPW18-DS
DRAG SPECIALTIES
$36.35Constructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistance, Rated at SAE Class E J2031 with a continuous operating temperature of 450° F, Made in the U.S.A.21040247- SKU:
- 21040247
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 38'
- UNITS:
- KIT
- WIRE DIAMETER:
- 8.8 MM
- TYPE:
- SPARK PLUG
- COLOR/FINISH:
- BLACK
- MODEL:
- UNIVERSAL
- RIDING STYLE:
- STREET
$36.35 -
DRAG SPECIALTIES 8.8 mm Plug Wires - '04-'06 XL SPW15-DS
DRAG SPECIALTIES
$30.11Constructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistance, Rated at SAE Class E J2031 with a continuous operating temperature of 450° F, Made in the U.S.A.21040185- SKU:
- 21040185
- Availability:
- Ships Same Business Day
- Weight:
- 0.47 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 20'
- PRODUCT NAME:
- WIRE
- WIRE DIAMETER:
- 8.8 MM
$30.11 -
DRAG SPECIALTIES 8.8 mm Plug Wires - '86-'03 XL SPW8-DS
DRAG SPECIALTIES
$31.15Constructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistance, Rated at SAE Class E J2031 with a continuous operating temperature of 450° F, Made in the U.S.A.21040143- SKU:
- 21040143
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 20'
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 7'
- WIRE DIAMETER:
- 8.8 MM
$31.15 -
DRAG SPECIALTIES 8.8 mm Plug Wires - '09-'16 FLHT DS-SPW17
DRAG SPECIALTIES
$33.23Constructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistance, Rated at SAE Class E J2031 with a continuous operating temperature of 450° F, Made in the U.S.A.21040227- SKU:
- 21040227
- Availability:
- Ships Same Business Day
- Weight:
- 0.63 LBS
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- -
- TYPE:
- SPARK PLUG
- COLOR/FINISH:
- BLACK
- UNITS:
- PAIR
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8.8 MM
$33.23 -
DRAG SPECIALTIES 8.8 mm Plug Wires - '00-'15 Softail SPW13-DS
DRAG SPECIALTIES
$28.03Constructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistance, Rated at SAE Class E J2031 with a continuous operating temperature of 450° F, Made in the U.S.A.21040148- SKU:
- 21040148
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- WIRE DIAMETER:
- 8.8 MM
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 20'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 7'
$28.03 -
DRAG SPECIALTIES 8.8 mm Plug Wires - '85-'96 FL SPW6-DS
DRAG SPECIALTIES
$28.03Constructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistance, Rated at SAE Class E J2031 with a continuous operating temperature of 450° F, Made in the U.S.A.21040141- SKU:
- 21040141
- Availability:
- Ships Same Business Day
- Weight:
- 0.41 LBS
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 17-1/2'
- TYPE:
- SPARK PLUG
- COLOR/FINISH:
- BLACK
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 6-1/2'
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8.8 MM
$28.03 -
DRAG SPECIALTIES 8.8 mm Plug Wires - '85-'99 Softail SPW5-DS
DRAG SPECIALTIES
$29.07Constructed with silicone throughout the jacket, insulation and core to deliver high-temperature resistance, Rated at SAE Class E J2031 with a continuous operating temperature of 450° F, Made in the U.S.A.21040140- SKU:
- 21040140
- Availability:
- Ships Same Business Day
- Weight:
- 0.37 LBS
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 17'
- WIRE LENGTH IMPERIAL:
- 7'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- TYPE:
- SPARK PLUG
- WIRE DIAMETER:
- 8.8 MM
$29.07 -
DRAG SPECIALTIES Spark Plug Wires - Square Coil 19-0380/1-W
DRAG SPECIALTIES
$20.75Replacement spark plug wires21040220- SKU:
- 21040220
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- UNITS:
- SET
- WIRE DIAMETER:
- 8.8 MM
- WIRE LENGTH IMPERIAL:
- 21-1/2'
- TYPE:
- SPARK PLUG
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- WIRE LENGTH IMPERIAL:
- 12-1/2'
$20.75 -
SUMAX 10.4 mm Spark Plug Wire - '80-'98 XL/FLT - Blue 49633
SUMAX
$54.95Same features as the Sumax 8mm wires but larger (10.4mm) for that fat look, Made in the U.S.A.DS242119- SKU:
- DS242119
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- MODEL:
- 409 PRO RACE
- WIRE LENGTH:
- 51 CM (20')
- COLOR/FINISH:
- BLUE
- WIRE LENGTH IMPERIAL:
- 20'
- RIDING STYLE:
- STREET
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 9-1/2'
- PRODUCT NAME:
- WIRE
- WIRE DIAMETER:
- 10.4 MM
- WIRE LENGTH:
- 241 MM (9-1/2')
$54.95 -
SUMAX 10.4 mm Spark Plug Wire - '65-'99 FX/FL - Red 49231
SUMAX
$54.95Same features as the Sumax 8mm wires but larger (10.4mm) for that fat look, Made in the U.S.A.DS242005- SKU:
- DS242005
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- WIRE LENGTH:
- 40,5 CM (16')
- MODEL:
- 409 PRO RACE
- COLOR/FINISH:
- RED
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 10.4 MM
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 16'
$54.95 -
SUMAX Spark Plug Wires - Blue 20634
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...21040074- SKU:
- 21040074
- Availability:
- Ships Same Business Day
- Weight:
- 0.34 LBS
- COLOR/FINISH:
- BLUE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- CONNECTOR ANGLE:
- -
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- WIRE DIAMETER:
- 8 MM
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- ATV
- WIRE LENGTH IMPERIAL:
- 21'
$36.95Qty in Cart: 0Quantity:Price:$36.95Subtotal: -
MAGNUM Spark Plug Wires - Black Pearl - XL 3043K
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...21040133- SKU:
- 21040133
- Availability:
- Ships Same Business Day
- Weight:
- 0.51 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- SILICONE
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- CONNECTOR ANGLE:
- 90°
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 7-1/4'
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- WIRE LENGTH IMPERIAL:
- 20-1/4'
- CONNECTOR ANGLE:
- STRAIGHT
$77.95Qty in Cart: 0Quantity:Price:$77.95Subtotal: -
MAGNUM Braided Spark Plug Wire - 07+ XL - Polished 3043S
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...21040134- SKU:
- 21040134
- Availability:
- Ships Same Business Day
- Weight:
- 0.51 LBS
- MATERIAL:
- SILICONE
- RIDING STYLE:
- STREET
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 20-1/4'
- CONNECTOR ANGLE:
- 90°
- WIRE DIAMETER:
- 8 MM
- COLOR/FINISH:
- STAINLESS STEEL
- CONNECTOR ANGLE:
- STRAIGHT
- WIRE LENGTH IMPERIAL:
- 7-1/4'
$77.95Qty in Cart: 0Quantity:Price:$77.95Subtotal: -
MAGNUM Spark Plug Wire Set - Red - Softail '18+ 3047T
MAGNUM
$98.95Braid 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...21040347- SKU:
- 21040347
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- UNITS:
- EACH
- COLOR/FINISH:
- RED
- PRODUCT NAME:
- IGNITION WIRES
- RIDING STYLE:
- STREET
$98.95Qty in Cart: 0Quantity:Price:$98.95Subtotal:
