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
-
PERFORMANCE TOOL Heat Shrink Tubing - 120 PC W5233
PERFORMANCE TOOL
$8.52Proper wire management and protection are non-negotiable in any performance build, whether you're harness-building for a race car or protecting critical electrical connections from heat and abrasion...24020145- SKU:
- 24020145
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- WIRE KIT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- HEAT SHRINK
- UNITS:
- KIT
$8.52 -
PERFORMANCE TOOL Heat Shrink Tubing - Heavy Duty W541
PERFORMANCE TOOL
$36.72Reliable electrical connections are non-negotiable in high-performance applications—corrosion and moisture are your enemies. This 106-piece assortment of PERFORMANCE TOOL heat shrink tubing gives you...24020146- SKU:
- 24020146
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- COLOR/FINISH:
- CLEAR
- PRODUCT NAME:
- WIRE KIT
- TYPE:
- HEAT SHRINK
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
$36.72Qty in Cart: 0Quantity:Price:$36.72Subtotal: -
NAMZ Handlebar Wiring Extension - 12" - '07-'13 FL NHCX-MB12
NAMZ
$56.95When you're extending handlebar controls on your '07-'13 FL, factory wiring harnesses fall short—literally. The NAMZ 12" extension eliminates the guesswork with pre-terminated Molex connectors and...21200223- SKU:
- 21200223
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- UNITS:
- KIT
- CONNECTOR TYPE:
- PIN
- PRODUCT NAME:
- EXTENSION WIRING KIT
- TYPE:
- HANDLEBAR
- WIRE/CABLE LENGTH IMPERIAL:
- 12'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
$56.95 -
NAMZ Handlebar Wiring Extension - 15" - '07-'13 FL NHCX-MB15
NAMZ
$58.95Custom handlebar setups demand precision wiring that matches your OEM switches without compromise. This NAMZ extension kit eliminates guesswork by providing everything needed for a clean, reliable...21200224- SKU:
- 21200224
- Availability:
- Ships Same Business Day
- Weight:
- 0.32 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- WIRE/CABLE LENGTH IMPERIAL:
- 15'
- CONNECTOR TYPE:
- PIN
- PRODUCT NAME:
- EXTENSION WIRING KIT
- TYPE:
- HANDLEBAR
$58.95 -
NAMZ Handlebar Wiring Extension - 4" - '96-'06 FL NHCX-DB04
NAMZ
$46.95If you're extending your handlebar controls on a '96-'06 FL, factory wiring harnesses fall short—literally. This NAMZ extension kit delivers OEM-quality connections with pre-crimped Molex terminals,...21200225- SKU:
- 21200225
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- CONNECTOR TYPE:
- PIN
- PRODUCT NAME:
- EXTENSION WIRING KIT
- TYPE:
- HANDLEBAR
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 4'
- UNITS:
- KIT
$46.95 -
NAMZ Handlebar Wiring Extension - 8" - '96-'06 FL NHCX-DB08
NAMZ
$49.95Extended handlebar controls require properly extended wiring to reach OEM H-D switches without compromise. This NAMZ extension kit eliminates guesswork with pre-terminated Molex connectors and...21200226- SKU:
- 21200226
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- CONNECTOR TYPE:
- PIN
- UNITS:
- KIT
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 8'
- PRODUCT NAME:
- EXTENSION WIRING KIT
- TYPE:
- HANDLEBAR
$49.95 -
NAMZ Handlebar Wiring Extension - 12" - '96-'06 FL NHCX-DB12
NAMZ
$51.95If you're running custom handlebars on your '96-'06 FL model, factory wiring harnesses fall short. This NAMZ extension kit delivers the extra length you need without compromising reliability or...21200227- SKU:
- 21200227
- Availability:
- Ships Same Business Day
- Weight:
- 0.27 LBS
- CONNECTOR TYPE:
- PIN
- TYPE:
- HANDLEBAR
- WIRE/CABLE LENGTH IMPERIAL:
- 12'
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- EXTENSION WIRING KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
$51.95 -
NAMZ Handlebar Wiring Extension - 15" - '96-'06 FL NHCX-DB15
NAMZ
$53.95If you're extending your handlebar controls on a '96-'06 Harley FL model, factory wiring won't reach. This NAMZ extension kit eliminates the guesswork with pre-crimped Molex terminals and...21200228- SKU:
- 21200228
- Availability:
- Ships Same Business Day
- Weight:
- 0.33 LBS
- CONNECTOR TYPE:
- PIN
- TYPE:
- HANDLEBAR
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- EXTENSION WIRING KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- WIRE/CABLE LENGTH IMPERIAL:
- 15'
$53.95 -
NAMZ Handlebar Wiring Extension - 4" - '07-'13 H-D NHCX-M04
NAMZ
$32.95Custom handlebar switch installations demand reliable wiring harnesses that maintain OEM-quality connections without compromises. This NAMZ extension kit eliminates the guesswork of fabricating your...21200229- SKU:
- 21200229
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- TYPE:
- HANDLEBAR
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- EXTENSION WIRING KIT
- UNITS:
- KIT
- CONNECTOR TYPE:
- PIN
- WIRE/CABLE LENGTH IMPERIAL:
- 4'
$32.95 -
NAMZ Handlebar Wiring Extension - 8" - '07-'13 H-D NHCX-M08
NAMZ
$33.95Extending your handlebar controls shouldn't require custom fabrication or improvised wiring solutions. The NAMZ Handlebar Wiring Extension delivers a complete, factory-quality harness that maintains...21200230- SKU:
- 21200230
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 8'
- UNITS:
- KIT
- CONNECTOR TYPE:
- PIN
- PRODUCT NAME:
- EXTENSION WIRING KIT
- TYPE:
- HANDLEBAR
$33.95 -
NAMZ Handlebar Wiring Extension - 12" - '07-'13 H-D NHCX-M12
NAMZ
$34.95When you upgrade to aftermarket handlebars or reposition your controls on a Harley-Davidson, the factory wiring harness falls short. The NAMZ Handlebar Wiring Extension delivers a clean, professional...21200231- SKU:
- 21200231
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- EXTENSION WIRING KIT
- TYPE:
- HANDLEBAR
- WIRE/CABLE LENGTH IMPERIAL:
- 12'
- CONNECTOR TYPE:
- PIN
- UNITS:
- KIT
$34.95 -
NAMZ Handlebar Wiring Extension - 15" - '07-'13 H-D NHCX-M15
NAMZ
$41.95Extending your handlebar controls shouldn't require splicing, soldering, or improvised connections. The NAMZ Handlebar Wiring Extension delivers a clean, OEM-quality solution that connects your...21200232- SKU:
- 21200232
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- WIRE/CABLE LENGTH IMPERIAL:
- 15'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- CONNECTOR TYPE:
- PIN
- PRODUCT NAME:
- EXTENSION WIRING KIT
- TYPE:
- HANDLEBAR
$41.95 -
NAMZ Handlebar Wiring Extension - 4" - '96-'06 NHCX-D04
NAMZ
$32.95Extending handlebar controls on your Harley-Davidson shouldn't require custom fabrication or guesswork about wire gauges and terminal compatibility. The NAMZ 4" Handlebar Wiring Extension eliminates...21200233- SKU:
- 21200233
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- CONNECTOR TYPE:
- PIN
- PRODUCT NAME:
- EXTENSION WIRING KIT
- TYPE:
- HANDLEBAR
- WIRE/CABLE LENGTH IMPERIAL:
- 4'
- UNITS:
- KIT
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
$32.95 -
NAMZ Handlebar Wiring Extension - 8" - '96-'06 NHCX-D08
NAMZ
$33.95If you're upgrading to OEM Harley-Davidson handlebar controls or running custom bars on your '96-'06 model, you'll need properly extended wiring that maintains factory connector integrity and...21200234- SKU:
- 21200234
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- PRODUCT NAME:
- EXTENSION WIRING KIT
- UNITS:
- KIT
- CONNECTOR TYPE:
- PIN
- WIRE/CABLE LENGTH IMPERIAL:
- 8'
- TYPE:
- HANDLEBAR
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
$33.95 -
NAMZ Handlebar Wiring Extension - 12" - '96-'06 NHCX-D12
NAMZ
$34.95Extending handlebar controls on a Harley-Davidson is one of the most common modifications, but improper wiring can lead to failed switches and safety issues. The NAMZ Handlebar Wiring Extension...21200235- SKU:
- 21200235
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- EXTENSION WIRING KIT
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- TYPE:
- HANDLEBAR
- WIRE/CABLE LENGTH IMPERIAL:
- 12'
- CONNECTOR TYPE:
- PIN
$34.95 -
NAMZ Handlebar Wiring Extension - 15" - '96-'06 NHCX-D15
NAMZ
$41.95If you're upgrading to aftermarket handlebars or relocating your controls, factory wiring harnesses fall short—they're too short and often incompatible. The NAMZ Handlebar Wiring Extension eliminates...21200236- SKU:
- 21200236
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- EXTENSION WIRING KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- CONNECTOR TYPE:
- PIN
- TYPE:
- HANDLEBAR
- WIRE/CABLE LENGTH IMPERIAL:
- 15'
$41.95 -
NAMZ Replacement Plug Connectors 6-Position - 5PK 2120-0190
NAMZ
$15.95If you're rebuilding a Harley-Davidson electrical harness or replacing failed connectors, OEM-spec replacements are non-negotiable—inferior connectors lead to intermittent grounds and voltage drops...21200190- SKU:
- 21200190
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- COLOR/FINISH:
- BLACK
- CONNECTOR PIN COUNT:
- 6 PINS
- RIDING STYLE:
- STREET
- CONNECTOR GENDER:
- MALE
- PRODUCT NAME:
- PLUG CONNECTOR
- CONNECTOR TYPE:
- AMP MULTI-LOCK
- UNITS:
- 5 PACK
$15.95 -
NAMZ Replacement Plug Connectors 8-Position - 5PK 2120-0191
NAMZ
$15.95If you're rebuilding a Harley harness or replacing corroded connectors, OEM-spec replacements are non-negotiable—poor connections mean unreliable ignition, lighting, and sensor function. NAMZ...21200191- SKU:
- 21200191
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- CONNECTOR TYPE:
- AMP MULTI-LOCK
- UNITS:
- 5 PACK
- CONNECTOR GENDER:
- MALE
- PRODUCT NAME:
- PLUG CONNECTOR
- COLOR/FINISH:
- BLACK
- CONNECTOR PIN COUNT:
- 8 PINS
- RIDING STYLE:
- STREET
$15.95 -
NAMZ Crimp Terminals -100PK NA-173645-1
NAMZ
$32.95If you're building or repairing custom wiring harnesses on your Harley-Davidson, OEM-spec connectors are non-negotiable—and NAMZ Crimp Terminals give you the factory-original AMP Multi-Lock...21200192- SKU:
- 21200192
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- UNITS:
- 100 PACK
- CONNECTOR PIN COUNT:
- 1 PIN
- CONNECTOR TYPE:
- AMP MULTI-LOCK
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- CRIMP TERMINAL
- CONNECTOR GENDER:
- MALE
- RIDING STYLE:
- STREET
$32.95 -
NAMZ Crimp Terminals -100PK NA-173631-1
NAMZ
$32.95If you're rebuilding or customizing your Harley-Davidson's electrical harness, you need connectors that match OEM specifications and actually hold up to real-world conditions. NAMZ Crimp Terminals...21200193- SKU:
- 21200193
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- 100 PACK
- PRODUCT NAME:
- CRIMP TERMINAL
- CONNECTOR GENDER:
- FEMALE
- CONNECTOR PIN COUNT:
- 1 PIN
- CONNECTOR TYPE:
- AMP MULTI-LOCK
$32.95
