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!
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- Qty in Cart
- Quantity
- Price
- Subtotal
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BLUE STREAK 8mm Spark Plug Wire Set - FL MC-SPW9
BLUE STREAK
$28.95Triple silicone construction through jacket, insulation and core for higher heat-resistance, Rated at SAE CLASS E J2031 with a continuous operating temperature of 450°F, Made in the U.S.A.DS242195- SKU:
- DS242195
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- TYPE:
- SPARK PLUG
- PRODUCT NAME:
- WIRE
- MATERIAL:
- SILICONE
- MODEL:
- BLUE STREAK XXX
- UNITS:
- PAIR
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 21-1/2'
$28.95 -
BLUE STREAK 8mm Spark Plug Wire Set - FL MC-SPW10
BLUE STREAK
$28.95Triple silicone construction through jacket, insulation and core for higher heat-resistance, Rated at SAE CLASS E J2031 with a continuous operating temperature of 450°F, Made in the U.S.A.DS242196- SKU:
- DS242196
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MATERIAL:
- SILICONE
- MODEL:
- BLUE STREAK XXX
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 20'
- WIRE LENGTH IMPERIAL:
- 21'
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
$28.95 -
BLUE STREAK 8mm Spark Plug Wire Set - XL 1200s MC-SPW12
BLUE STREAK
$53.95Triple silicone construction through jacket, insulation and core for higher heat-resistance, Rated at SAE CLASS E J2031 with a continuous operating temperature of 450°F, Made in the U.S.A.DS242198- SKU:
- DS242198
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 24-1/2'
- TYPE:
- SPARK PLUG
- UNITS:
- SET
- COLOR/FINISH:
- BLACK
- MATERIAL:
- SILICONE
- MODEL:
- BLUE STREAK XXX
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8 MM
$53.95 -
BLUE STREAK 8mm Spark Plug Wire Set - Softail MC-SPW13
BLUE STREAK
$36.95Triple silicone construction through jacket, insulation and core for higher heat-resistance, Rated at SAE CLASS E J2031 with a continuous operating temperature of 450°F, Made in the U.S.A.DS242217- SKU:
- DS242217
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- MATERIAL:
- SILICONE
- MODEL:
- BLUE STREAK XXX
- UNITS:
- PAIR
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 20'
- WIRE LENGTH IMPERIAL:
- 8'
- PRODUCT NAME:
- WIRE
- TYPE:
- SPARK PLUG
$36.95 -
BLUE STREAK Copper Core 8mm Spark Plug Wire Set - '58-'69 XL W/Mag MC-SPW1
BLUE STREAK
$27.95Copper core wire sets for bikes with magneto or points type ignitions, Rated at SAE CLASS E J2031 with a continuous operating temperature of 450°F, Made in the U.S.A.DS242164- SKU:
- DS242164
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- COLOR/FINISH:
- BLACK
- MODEL:
- COPPER CORE XXX
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- WIRE DIAMETER:
- 8 MM
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 25'
- TYPE:
- SPARK PLUG
$27.95 -
BLUE STREAK Copper Core 8mm Spark Plug Wire Set - '71-E'78 XL MC-SPW2
BLUE STREAK
$27.95Copper core wire sets for bikes with magneto or points type ignitions, Rated at SAE CLASS E J2031 with a continuous operating temperature of 450°F, Made in the U.S.A.DS242165- SKU:
- DS242165
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PRODUCT NAME:
- WIRE
- COLOR/FINISH:
- BLACK
- MODEL:
- COPPER CORE XXX
- UNITS:
- PAIR
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 8'
- RIDING STYLE:
- STREET
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 21'
$27.95 -
BLUE STREAK Copper Spark Plug Wire Set - '65-E'78 FX/XL MC-SPW3
BLUE STREAK
$27.95Copper core wire for bikes with points type ignitions, Rated at SAE CLASS E J2031 with a continuous operating temperature of 450°F, Made in the U.S.A.DS242166- SKU:
- DS242166
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 7'
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 16'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- MODEL:
- BLUE STREAK XXX
- UNITS:
- PAIR
- WIRE DIAMETER:
- 8 MM
$27.95 -
COMPU-FIRE Universal Spark Plug Wire Kit 40100
COMPU-FIRE
$31.468mm spiral-wound silicone wires (black), Include 41" wires, boots and terminals, Made in the U.S.A., Not for Twin Cam or 04-15 XL applications.DS242330- SKU:
- DS242330
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 41'
- UNITS:
- KIT
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- TYPE:
- SPARK PLUG
$31.46 -
COMPU-FIRE 8mm Spark Plug Wire Set - 41" Black 40200
COMPU-FIRE
$50.168mm spiral-wound silicone wires (black), Include 41" wires, boots and terminals, Made in the U.S.A., Not for Twin Cam or 04-15 XL applications.DS242331- SKU:
- DS242331
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- COLOR/FINISH:
- BLACK
- TYPE:
- SPARK PLUG
- UNITS:
- KIT
- WIRE LENGTH IMPERIAL:
- 41'
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
$50.16 -
BLUE STREAK 8mm Spark Plug Wire Set - 40" MC-SPW4
BLUE STREAK
$28.95Triple silicone construction through jacket, insulation and core for higher heat-resistance, Rated at SAE CLASS E J2031 with a continuous operating temperature of 450°F, Made in the U.S.A.DS242167- SKU:
- DS242167
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PRODUCT NAME:
- WIRE
- UNITS:
- EACH
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 40'
- MATERIAL:
- SILICONE
- COLOR/FINISH:
- BLACK
- MODEL:
- BLUE STREAK XXX
- RIDING STYLE:
- STREET
- TYPE:
- SPARK PLUG
$28.95 -
BLUE STREAK 8mm Spark Plug Wire Set - FL MC-SPW6
BLUE STREAK
$28.95Triple silicone construction through jacket, insulation and core for higher heat-resistance, Rated at SAE CLASS E J2031 with a continuous operating temperature of 450°F, Made in the U.S.A.DS242169- SKU:
- DS242169
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- SILICONE
- MODEL:
- BLUE STREAK XXX
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 8'
- WIRE LENGTH IMPERIAL:
- 19'
$28.95 -
BLUE STREAK 8mm Spark Plug Wire Set - '04-'06 XL MC-SPW15
BLUE STREAK
$27.95Triple silicone construction through jacket, insulation and core for higher heat-resistance, Rated at SAE CLASS E J2031 with a continuous operating temperature of 450°F, Made in the U.S.A.21040183- SKU:
- 21040183
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- MATERIAL:
- SILICONE
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- MODEL:
- BLUE STREAK XXX
- WIRE DIAMETER:
- 8 MM
- WIRE LENGTH IMPERIAL:
- 20'
$27.95 -
BLUE STREAK 8mm Spark Plug Wire Set - '07+ XL MC-SPW16
BLUE STREAK
$27.95Triple silicone construction through jacket, insulation and core for higher heat-resistance, Rated at SAE CLASS E J2031 with a continuous operating temperature of 450°F, Made in the U.S.A.21040184- SKU:
- 21040184
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- MATERIAL:
- SILICONE
- MODEL:
- BLUE STREAK XXX
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 9'
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- WIRE LENGTH IMPERIAL:
- 21'
- WIRE DIAMETER:
- 8 MM
$27.95 -
BLUE STREAK Spark Plug Wires - Indian MC-SPW20
BLUE STREAK
$45.95Triple silicone construction through jacket, insulation and core for higher heat-resistance, Rated at SAE CLASS E J2031 with a continuous operating temperature of 450°F, Made in the U.S.A.21040299- SKU:
- 21040299
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MODEL:
- BLUE STREAK XXX
- PRODUCT NAME:
- WIRE
- COLOR/FINISH:
- BLACK
- CONNECTOR ANGLE:
- STRAIGHT
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- WIRE LENGTH IMPERIAL:
- 14'
- TYPE:
- SPARK PLUG
- CONNECTOR ANGLE:
- 90°
- WIRE DIAMETER:
- 8 MM
$45.95 -
BLUE STREAK 8mm Spark Plug Wire Set - Softail MC-SPW5
BLUE STREAK
$28.95Triple silicone construction through jacket, insulation and core for higher heat-resistance, Rated at SAE CLASS E J2031 with a continuous operating temperature of 450°F, Made in the U.S.A.DS242168- SKU:
- DS242168
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- WIRE DIAMETER:
- 8 MM
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 17'
- WIRE LENGTH IMPERIAL:
- 7'
- COLOR/FINISH:
- BLACK
- MATERIAL:
- SILICONE
- MODEL:
- BLUE STREAK XXX
- RIDING STYLE:
- STREET
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
$28.95 -
DRAG SPECIALTIES Plug Wires - '58-'69 XL with Magneto SPW1-DS
DRAG SPECIALTIES
$31.15Constructed with silicone throughout the jacket to deliver high-temperature resistance, Rated at SAE Class E J2031 with a continuous operating temperature of 450°F, Copper core wires should be used on bikes with magneto- or points-style ignitions, Made...21040136- SKU:
- 21040136
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- WIRE DIAMETER:
- 8.8 MM
- WIRE LENGTH IMPERIAL:
- 24'
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
$31.15 -
DRAG SPECIALTIES Plug Wires - '71-E'78 XL SPW2-DS
DRAG SPECIALTIES
$28.03Constructed with silicone throughout the jacket to deliver high-temperature resistance, Rated at SAE Class E J2031 with a continuous operating temperature of 450°F, Copper core wires should be used on bikes with magneto- or points-style ignitions, Made...21040137- SKU:
- 21040137
- Availability:
- Ships Same Business Day
- Weight:
- 0.41 LBS
- RIDING STYLE:
- STREET
- WIRE DIAMETER:
- 8.8 MM
- COLOR/FINISH:
- BLACK
- UNITS:
- PAIR
- TYPE:
- SPARK PLUG
- WIRE LENGTH IMPERIAL:
- 20'
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 7'
$28.03 -
DRAG SPECIALTIES 8.8 mm Plug Wires - Universal SPW4-DS
DRAG SPECIALTIES
$34.27Constructed 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.21040139- SKU:
- 21040139
- Availability:
- Ships Same Business Day
- Weight:
- 0.51 LBS
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 39'
- TYPE:
- SPARK PLUG
- UNITS:
- KIT
- WIRE DIAMETER:
- 8.8 MM
- COLOR/FINISH:
- BLACK
- MODEL:
- UNIVERSAL
- RIDING STYLE:
- STREET
$34.27 -
DRAG SPECIALTIES 8.8 mm Plug Wires - '82-'99 FXR SPW7-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, Made in the U.S.A.21040142- SKU:
- 21040142
- Availability:
- Ships Same Business Day
- Weight:
- 0.37 LBS
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- WIRE
- RIDING STYLE:
- STREET
- WIRE LENGTH IMPERIAL:
- 6-3/4'
- WIRE DIAMETER:
- 8.8 MM
$26.99 -
DRAG SPECIALTIES 8.8 mm Plug Wires - '97-'98 FL SPW9-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.21040144- SKU:
- 21040144
- Availability:
- Ships Same Business Day
- Weight:
- 0.46 LBS
- WIRE DIAMETER:
- 8.8 MM
- PRODUCT NAME:
- WIRE
- WIRE LENGTH IMPERIAL:
- 18'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- TYPE:
- SPARK PLUG
- UNITS:
- PAIR
$30.11
