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 to run wires through your handlebars—a common source of...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 guesswork by providing factory-quality, pre-terminated wires...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 pre-terminated, cut-to-length extensions that match your bike's...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: $84.99Qty in Cart: 0Quantity:Price:MSRP: $84.99Now: $76.00Was: $84.99Subtotal: -
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 providing pre-crimped terminals and OEM-matched wire in...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 connectors, eliminating the guesswork and custom...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 engineered to protect your bike's critical circuits while...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
$11.95 -
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, ensuring reliable protection against electrical overloads and...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 shorts and component failures that could sideline your...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, organized appearance in your engine bay or chassis. Whether...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 cockpits. This DRAG SPECIALTIES tubing transitions smoothly...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
$52.95 -
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 that restores reliable electrical protection, giving...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 direct replacement for Harley Davidson applications,...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 primary wire delivers the gauge and durability required for...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 and durability needed for custom fabrication, engine...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 insulation and protection against abrasion, moisture,...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 damage. DRAG Specialties shrink tubing offers a...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, reliable solution for protecting wiring harnesses,...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 lines, securing wiring on a custom engine bay, or...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. Whether you're routing new ignition lines, securing sensor...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 reliable insulation and environmental protection without...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
