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
-
MAGNUM Spark Plug Wires - Polished Stainless - Dyna 3040S
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...21040108- SKU:
- 21040108
- Availability:
- Ships Same Business Day
- Weight:
- 0.48 LBS
- PRODUCT NAME:
- WIRE
- COLOR/FINISH:
- STAINLESS STEEL
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 7-1/4'
- CONNECTOR ANGLE:
- STRAIGHT
- MATERIAL:
- SILICONE
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 19-3/4'
- CONNECTOR ANGLE:
- 90°
- WIRE DIAMETER:
- 8 MM
$77.95 -
MAGNUM Spark Plug Wires - Polished Stainless - Softail 3041S
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...21040109- SKU:
- 21040109
- Availability:
- Ships Same Business Day
- Weight:
- 0.48 LBS
- MATERIAL:
- SILICONE
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 19-3/4'
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- CONNECTOR ANGLE:
- 90°
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 6-3/8'
- COLOR/FINISH:
- STAINLESS STEEL
- CONNECTOR ANGLE:
- STRAIGHT
$77.95 -
MAGNUM Spark Plug Wires - C/M 2 - XL 3043C
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...21040131- SKU:
- 21040131
- Availability:
- Ships Same Business Day
- Weight:
- 0.51 LBS
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8 MM
- COLOR/FINISH:
- SILVER
- CONNECTOR ANGLE:
- 90°
- CONNECTOR ANGLE:
- STRAIGHT
- MATERIAL:
- SILICONE
- UNITS:
- PAIR
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 20-1/4'
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 7-1/4'
$77.95 -
MAGNUM Spark Plug Wire Set - Blue - FL 17+ 3046B
MAGNUM
$100.95Braid 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...21040338- SKU:
- 21040338
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- COLOR/FINISH:
- BLUE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- IGNITION WIRES
$100.95 -
MAGNUM Spark Plug Wire Set - Sterling Chromite ll - FL '17+ 3046C
MAGNUM
$100.95Braid 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...21040339- SKU:
- 21040339
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- PRODUCT NAME:
- IGNITION WIRES
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- COLOR/FINISH:
- STERLING CHROMITE® II
$100.95 -
MAGNUM Spark Plug Wire Set - Black - FL 17+ 3046K
MAGNUM
$100.95Braid 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...21040340- SKU:
- 21040340
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- IGNITION WIRES
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$100.95 -
MAGNUM Spark Plug Wire Set - S/C 2 - Softail '18+ 3047C
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...21040344- SKU:
- 21040344
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- COLOR/FINISH:
- STERLING CHROMITE® II
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- IGNITION WIRES
$98.95Qty in Cart: 0Quantity:Price:$98.95Subtotal: -
MAGNUM Spark Plug Wire Set - Black - Softail '18+ 3047K
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...21040345- SKU:
- 21040345
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- PRODUCT NAME:
- IGNITION WIRES
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$98.95 -
MAGNUM Spark Plug Wire Set - Polished Stainless - Softail '18+ 3047S
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...21040346- SKU:
- 21040346
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- STAINLESS STEEL
- PRODUCT NAME:
- IGNITION WIRES
$98.95Qty in Cart: 0Quantity:Price:$98.95Subtotal: -
MAGNUM Spark Plug Wires - S/C 2 - FXR 3030C
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...08023030- SKU:
- 08023030
- Availability:
- Ships Same Business Day
- Weight:
- 0.61 LBS
- COLOR/FINISH:
- CHROME
- COLOR/FINISH:
- SILVER
- MATERIAL:
- SILICONE
- UNITS:
- PAIR
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 9-3/4'
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8 MM
- CONNECTOR ANGLE:
- 90°
- TYPE:
- SPARK PLUG
$77.95Qty in Cart: 0Quantity:Price:$77.95Subtotal: -
MAGNUM Spark Plug Wires - S/C 2 - FLT 3033C
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...08023033- SKU:
- 08023033
- Availability:
- Ships Same Business Day
- Weight:
- 0.51 LBS
- CONNECTOR ANGLE:
- STRAIGHT
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 20-1/4'
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- SILVER
- MATERIAL:
- SILICONE
- UNITS:
- PAIR
- TYPE:
- SPARK PLUG
$77.95 -
MAGNUM Spark Plug Wires - S/C 2 - '99-'17 Dyna 3040C
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...08023040- SKU:
- 08023040
- Availability:
- Ships Same Business Day
- Weight:
- 0.61 LBS
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 7-1/4'
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- SILVER
- CONNECTOR ANGLE:
- 90°
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 19-3/4'
- CONNECTOR ANGLE:
- STRAIGHT
- MATERIAL:
- SILICONE
- UNITS:
- PAIR
- WIRE DIAMETER:
- 8 MM
$77.95 -
MAGNUM Spark Plug Wires - S/C 2 - Softail 3041C
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...08023041- SKU:
- 08023041
- Availability:
- Ships Same Business Day
- Weight:
- 0.61 LBS
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 6-3/8'
- COLOR/FINISH:
- SILVER
- CONNECTOR ANGLE:
- STRAIGHT
- MATERIAL:
- SILICONE
- UNITS:
- PAIR
- WIRE DIAMETER:
- 8 MM
- CONNECTOR ANGLE:
- 90°
- RIDING STYLE:
- STREET
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 19-3/4'
$77.95Qty in Cart: 0Quantity:Price:$77.95Subtotal: -
MAGNUM Spark Plug Wires - Red - '65-'99 FX/XL 3023T
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...21040009- SKU:
- 21040009
- Availability:
- Ships Same Business Day
- Weight:
- 0.41 LBS
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 17'
- TYPE:
- SPARK PLUG
- COLOR/FINISH:
- RED
- CONNECTOR ANGLE:
- STRAIGHT
- MATERIAL:
- SILICONE
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 6-1/2'
- CONNECTOR ANGLE:
- 90°
- WIRE DIAMETER:
- 8 MM
$77.95 -
MAGNUM Spark Plug Wires - Blue - '65-'99 FX/XL 3023B
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...21040010- SKU:
- 21040010
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 17'
- TYPE:
- SPARK PLUG
- COLOR/FINISH:
- BLUE
- CONNECTOR ANGLE:
- STRAIGHT
- MATERIAL:
- SILICONE
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 6-1/2'
- CONNECTOR ANGLE:
- 90°
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8 MM
$77.95 -
MAGNUM Spark Plug Wires - Black Pearl - '65-'99 FX/XL 3023K
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...21040014- SKU:
- 21040014
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- CONNECTOR ANGLE:
- STRAIGHT
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- WIRE LENGTH IMPERIAL:
- 17'
- CONNECTOR ANGLE:
- 90°
- WIRE DIAMETER:
- 8 MM
- MATERIAL:
- SILICONE
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 6-1/2'
$77.95Qty in Cart: 0Quantity:Price:$77.95Subtotal: -
MAGNUM Spark Plug Wires - Red - FLT 3033T
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...21040020- SKU:
- 21040020
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- CONNECTOR ANGLE:
- STRAIGHT
- WIRE DIAMETER:
- 8 MM
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 20-1/4'
- COLOR/FINISH:
- RED
- MATERIAL:
- SILICONE
- RIDING STYLE:
- STREET
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
$77.95 -
MAGNUM Spark Plug Wires - Black Pearl - FLT 3033K
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...21040022- SKU:
- 21040022
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 20-1/4'
- TYPE:
- SPARK PLUG
- CONNECTOR ANGLE:
- STRAIGHT
- MATERIAL:
- SILICONE
- UNITS:
- PAIR
- PRODUCT NAME:
- WIRE
$77.95 -
MAGNUM Spark Plug Wires - Red - FLST 3041T
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...21040024- SKU:
- 21040024
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- CONNECTOR ANGLE:
- 90°
- WIRE DIAMETER:
- 8 MM
- TYPE:
- SPARK PLUG
- COLOR/FINISH:
- RED
- CONNECTOR ANGLE:
- STRAIGHT
- MATERIAL:
- SILICONE
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 19-3/4'
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 6-3/8'
$77.95 -
MAGNUM Spark Plug Wires - Blue - FLST 3041B
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...21040025- SKU:
- 21040025
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- CONNECTOR ANGLE:
- 90°
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8 MM
- COLOR/FINISH:
- BLUE
- CONNECTOR ANGLE:
- STRAIGHT
- MATERIAL:
- SILICONE
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 19-3/4'
- TYPE:
- SPARK PLUG
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 6-3/8'
$77.95
