Harley Wiring Group
Harley Bike Wiring Groups at JJ Motorsports
Simplify your Harley's electrical upgrades with premium wiring extensions and connectors from JJ Motorsports, featuring plug-and-play harnesses and mating plugs for clean handlebar swaps, throttle-by-wire conversions, and accessory additions on Touring, Softail, Dyna, and Sportster models. These high-quality NAMZ components ensure reliable connections without cutting stock wiring.
Shop NAMZ wiring groups for race-proven reliability. Explore related categories such as Harley lights and electrical for batteries and switches, or Harley for handlebars and levers to complete your electrical refresh.
Top Harley Wiring Groups
- NAMZ Mating Connectors NMD-410017 – Universal mating connector set; weatherproof plugs for custom wiring on Twin Cam and M8 models.
- NAMZ Throttle by Wire Extension Harness Harley-Davidson NTBW-4202 – TBW extension harness for 2014+ Touring; 8-inch length for clean lever swaps.
- NAMZ Handlebar Wiring Extension 8" 96-06 FL NHCX-DB08 – 8-inch extension for 1996-2006 Touring; pre-wired for clutch and brake switches.
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
-
On Sale
LA CHOPPERS Turn Signal Relocation/Extension Kit LA-8995-00
LA CHOPPERS
MSRP: $62.99Now: $57.00Was: $62.99Handlebar-mounted turn signals often create routing challenges when you customize your bike's ergonomics or swap components. The LA CHOPPERS Turn Signal Relocation/Extension Kit eliminates the need...21200885- SKU:
- 21200885
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- WIRING HARNESS
- COLOR/FINISH:
- BLACK
- CONNECTOR TYPE:
- CAN BUS
- TYPE:
- TURN SIGNAL
- UNITS:
- PAIR
MSRP: $62.99Now: $57.00Was: $62.99 -
On Sale
LA CHOPPERS Handle Bar Extension Wiring Kit - Harley Davidson LA-8990-00
LA CHOPPERS
MSRP: $52.99Now: $48.00Was: $52.99Extended ape hanger handlebars demand longer control wiring—and improvised solutions invite electrical failures and poor aesthetics. The LA CHOPPERS Handle Bar Extension Wiring Kit eliminates...21200382- SKU:
- 21200382
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- UNITS:
- KIT
- WIRE/CABLE LENGTH IMPERIAL:
- 24'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- FEATURES:
- INCLUDES TERMINAL ENDS
- TYPE:
- HANDLEBAR SWITCH
- FEATURES:
- HEAT SHRINK
- PRODUCT NAME:
- WIRING HARNESS
MSRP: $52.99Now: $48.00Was: $52.99 -
On Sale
LA CHOPPERS Handle Bar Extension Wiring Kit - Harley Davidson LA-8991-01
LA CHOPPERS
MSRP: $84.99Now: $76.00Was: $84.99Extending your handlebars shouldn't mean improvising with jury-rigged wiring that compromises reliability. The LA CHOPPERS Handle Bar Extension Wiring Kit eliminates the guesswork with...21200385- SKU:
- 21200385
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- UNITS:
- KIT
- WIRE/CABLE LENGTH IMPERIAL:
- 24'
- FEATURES:
- HEAT SHRINK
- PRODUCT NAME:
- WIRING HARNESS
- TYPE:
- HANDLEBAR
- FEATURES:
- INCLUDES TERMINAL ENDS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
MSRP: $84.99Now: $76.00Was: $84.99 -
On Sale
LA CHOPPERS Handle Bar Extension Wiring Kit - Harley Davidson LA-8990-02
LA CHOPPERS
MSRP: $62.99Now: $57.00Was: $62.99Extended handlebars demand extended wiring—and improvising with mismatched connectors or jury-rigged solutions invites electrical gremlins down the road. This LA CHOPPERS kit eliminates guesswork by...21200543- SKU:
- 21200543
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- FEATURES:
- INCLUDES TERMINAL ENDS
- WIRE/CABLE LENGTH IMPERIAL:
- 20'
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- EXTENSION WIRING KIT
- RIDING STYLE:
- STREET
- FEATURES:
- HEAT SHRINK
- TYPE:
- HANDLEBAR
- UNITS:
- KIT
MSRP: $62.99Now: $57.00Was: $62.99 -
On Sale
LA CHOPPERS Throttle-By-Wire Extension Kit - Harley Davidson LA-8999-00
LA CHOPPERS
MSRP: $52.99Now: $48.00Was: $52.99When you upgrade your Harley's handlebar setup, your factory throttle-by-wire system often falls short of the extended reach. This kit solves that problem with OEM-spec wiring extensions and factory...21200544- SKU:
- 21200544
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- CONNECTOR TYPE:
- PIN
- PRODUCT NAME:
- EXTENSION WIRING KIT
- TYPE:
- THROTTLE-BY-WIRE
- UNITS:
- EACH
- WIRE/CABLE LENGTH IMPERIAL:
- 20'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
MSRP: $52.99Now: $48.00Was: $52.99 -
DRAG SPECIALTIES Circuit Breaker - 50A - Harley Davidson MC-DRAG018
DRAG SPECIALTIES
$11.95A failed or undersized circuit breaker can leave you stranded or risk catastrophic electrical damage to your Harley Davidson's electrical system. The DRAG Specialties 50A Circuit Breaker is...DS325646- SKU:
- DS325646
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- CONNECTOR TYPE:
- THREADED
- AMPS:
- 50 A
- PRODUCT NAME:
- CIRCUIT BREAKER
$11.95Qty in Cart: 0Quantity:Price:$11.95Subtotal: -
DRAG SPECIALTIES Circuit Breaker - 15A - Harley Davidson MC-DRAG020
DRAG SPECIALTIES
$10.95A faulty circuit breaker can leave you stranded and compromise your entire electrical system. The DRAG Specialties 15A Circuit Breaker is a direct replacement for Harley Davidson motorcycles,...DS325648- SKU:
- DS325648
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- AMPS:
- 15 A
- CONNECTOR TYPE:
- THREADED
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- CIRCUIT BREAKER
$10.95Qty in Cart: 0Quantity:Price:$10.95Subtotal: -
DRAG SPECIALTIES Circuit Breaker - 15A - Harley Davidson MC-DRAG021
DRAG SPECIALTIES
$11.95A failed circuit breaker leaves you stranded and vulnerable to catastrophic electrical damage on your Harley. This DRAG Specialties replacement restores reliable overcurrent protection, preventing...DS325649- SKU:
- DS325649
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- UNITS:
- EACH
- AMPS:
- 15 A
- PRODUCT NAME:
- CIRCUIT BREAKER
- CONNECTOR TYPE:
- DUAL-SPADE
- RIDING STYLE:
- STREET
$11.95 -
DRAG SPECIALTIES Shrink Tube .750" to .375" - 5FT - Black DRSTT264-5
DRAG SPECIALTIES
$10.95Shrink tubing is a non-negotiable component in any professional wiring harness or cable management setup, protecting connections from moisture, vibration, and abrasion while maintaining a clean,...DS305220- SKU:
- DS305220
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- WIRE/CABLE LENGTH IMPERIAL:
- 60'
- PRODUCT NAME:
- SHRINK TUBING
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- DIAMETER METRIC:
- 19.1 MM
$10.95 -
DRAG SPECIALTIES Shrink tube .750" to .375" - 25FT - Black DRTT264-25
DRAG SPECIALTIES
$52.95Shrink tubing is a non-negotiable element in any serious wiring harness, protecting connections from moisture, abrasion, and heat while maintaining a professional appearance in engine bays and...DS305221- SKU:
- DS305221
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- SHRINK TUBING
- WIRE/CABLE LENGTH IMPERIAL:
- 25'
- DIAMETER METRIC:
- 19.1 MM
$52.95Qty in Cart: 0Quantity:Price:$52.95Subtotal: -
DRAG SPECIALTIES Circuit Breaker - 30A - Harley Davidson MC-DRAG033
DRAG SPECIALTIES
$8.95A failed circuit breaker can leave you stranded or worse—create a dangerous electrical fire hazard in your Harley Davidson. The DRAG Specialties Circuit Breaker is a direct OEM-replacement component...DS324001- SKU:
- DS324001
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- AMPS:
- 30 A
- UNITS:
- EACH
- CONNECTOR TYPE:
- DUAL-SPADE
- CONNECTOR TYPE:
- THREADED
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CIRCUIT BREAKER
$8.95 -
DRAG SPECIALTIES Circuit Breaker - 40A - Harley Davidson MC-DRAG034
DRAG SPECIALTIES
$6.95A worn or failed circuit breaker compromises your entire electrical system, leaving you stranded or risking catastrophic damage to expensive components. The DRAG Specialties 40A Circuit Breaker is a...DS324002- SKU:
- DS324002
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- UNITS:
- EACH
- CONNECTOR TYPE:
- THREADED
- RIDING STYLE:
- STREET
- CONNECTOR TYPE:
- DUAL-SPADE
- AMPS:
- 40 A
- PRODUCT NAME:
- CIRCUIT BREAKER
$6.95 -
DRAG SPECIALTIES 16-Gauge Primary Wire - Yellow - 35FT DRAG-CW16Y
DRAG SPECIALTIES
$10.95Reliable wiring is the foundation of any performance electrical system—cheap wire fails under load, causing voltage drop and ignition issues when you need consistency most. This DRAG Specialties...DS305186- SKU:
- DS305186
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- COLOR/FINISH:
- YELLOW
- TYPE:
- THERMOPLASTIC INSULATED
- WIRE GAUGE:
- 16 AWG
- MATERIAL:
- COPPER
- UNITS:
- EACH
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 35'
$10.95 -
DRAG SPECIALTIES 16-Gauge Primary Wire - Orange - 35FT DRAG-CW16T
DRAG SPECIALTIES
$10.95Quality wiring is non-negotiable in high-performance applications where electrical reliability directly impacts engine performance and safety. This 16-gauge primary wire delivers the current capacity...DS305188- SKU:
- DS305188
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- TYPE:
- THERMOPLASTIC INSULATED
- WIRE GAUGE:
- 16 AWG
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- COPPER
- UNITS:
- EACH
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 35'
$10.95Qty in Cart: 0Quantity:Price:$10.95Subtotal: -
DRAG SPECIALTIES Shrink Tube .1875" to .052" - 5FT - Black DRSTT260-5
DRAG SPECIALTIES
$5.95Shrink tubing is an essential component for any serious racer or mechanic working with wiring harnesses, sensor leads, and custom fabrication projects. This DRAG Specialties tubing provides reliable...DS305190- SKU:
- DS305190
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- DIAMETER METRIC:
- 4.8 MM
- PRODUCT NAME:
- SHRINK TUBING
- UNITS:
- EACH
- WIRE/CABLE LENGTH IMPERIAL:
- 60'
$5.95 -
DRAG SPECIALTIES Shrink Tube .250" to .125" - 5FT - Black DRSTT261-5
DRAG SPECIALTIES
$5.95Proper wire and cable management is essential in any high-performance build—whether you're protecting fuel lines, electrical harnesses, or custom fabrications from heat, abrasion, and environmental...DS305191- SKU:
- DS305191
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- PRODUCT NAME:
- SHRINK TUBING
- WIRE/CABLE LENGTH IMPERIAL:
- 60'
- COLOR/FINISH:
- BLACK
- DIAMETER METRIC:
- 6.4 MM
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$5.95 -
DRAG SPECIALTIES Shrink Tube .375" to .188" 5FT - Black DRSTT262-5
DRAG SPECIALTIES
$9.95Proper wire and cable management is critical in high-performance applications where vibration, heat, and abrasion can compromise electrical integrity. DRAG Specialties shrink tube provides a durable,...DS305193- SKU:
- DS305193
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- WIRE/CABLE LENGTH IMPERIAL:
- 60'
- COLOR/FINISH:
- BLACK
- DIAMETER METRIC:
- 9.5 MM
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- SHRINK TUBING
$9.95 -
DRAG SPECIALTIES Shrink Tube .375" to .188" - 25FT - Black DRTT262-25
DRAG SPECIALTIES
$35.95Shrink tubing is essential for professional-grade wiring harnesses, protecting connections from moisture, abrasion, and electrical shorts in high-vibration environments. Whether you're routing fuel...DS305194- SKU:
- DS305194
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- SHRINK TUBING
- WIRE/CABLE LENGTH IMPERIAL:
- 25'
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- DIAMETER METRIC:
- 9.5 MM
$35.95Qty in Cart: 0Quantity:Price:$35.95Subtotal: -
DRAG SPECIALTIES Shrink Tube .500" to .250" - 5FT - Black DRSTT263-5
DRAG SPECIALTIES
$7.95Shrink tubing is a critical component in any serious wiring harness, protecting connections from moisture, abrasion, and vibration that can cause electrical failures at the worst possible moment...DS305195- SKU:
- DS305195
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- SHRINK TUBING
- RIDING STYLE:
- STREET
- DIAMETER METRIC:
- 12.7 MM
- WIRE/CABLE LENGTH IMPERIAL:
- 60'
$7.95 -
DRAG SPECIALTIES Shrink Tube .500" to .250" - 25FT - Black DRTT263-25
DRAG SPECIALTIES
$53.95Quality shrink tubing is essential for protecting wiring harnesses, connectors, and splices in any high-performance engine bay or custom wiring application. This DRAG SPECIALTIES tubing provides...DS305196- SKU:
- DS305196
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- DIAMETER METRIC:
- 12.7 MM
- WIRE/CABLE LENGTH IMPERIAL:
- 25'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SHRINK TUBING
- UNITS:
- EACH
$53.95
