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
-
NAMZ 100' Wire Spool - 18 Gauge - White NWR-9-100
NAMZ
$32.95Quality wiring is the foundation of any reliable electrical system, whether you're building a custom harness, restoring a classic, or troubleshooting an existing installation. This 100-foot spool of...21200522- SKU:
- 21200522
- Availability:
- Ships Same Business Day
- Weight:
- 0.96 LBS
- COLOR/FINISH:
- WHITE
- MATERIAL:
- PVC
- WIRE STRIPE COLOR:
- WHITE
- WIRE GAUGE:
- 18 AWG
- MATERIAL:
- COPPER
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- WIRE/CABLE LENGTH IMPERIAL:
- 100'
$32.95 -
NAMZ 100' Wire Spool - 18 Gauge - Yellow NWR-4-100
NAMZ
$32.95Clean, reliable wiring is the foundation of any quality electrical installation—whether you're building a custom harness, rewiring a classic, or upgrading a modern platform. NAMZ 18-gauge wire offers...21200527- SKU:
- 21200527
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- COLOR/FINISH:
- YELLOW
- MATERIAL:
- PVC
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- WIRE STRIPE COLOR:
- YELLOW
- WIRE/CABLE LENGTH IMPERIAL:
- 100'
- UNITS:
- EACH
- MATERIAL:
- COPPER
- WIRE GAUGE:
- 18 AWG
$32.95 -
NAMZ 100' Wire Spool - 18 Gauge - Yellow/Black NWR-40-100
NAMZ
$32.95Building a custom harness or rewiring your project car demands reliable wire that won't compromise your electrical system's integrity. NAMZ's 18-gauge wire spool gives you the flexibility to tackle...21200528- SKU:
- 21200528
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- COLOR/FINISH:
- YELLOW
- MATERIAL:
- PVC
- PRODUCT NAME:
- BULK WIRE
- WIRE GAUGE:
- 18 AWG
- MATERIAL:
- COPPER
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- WIRE STRIPE COLOR:
- BLACK
- WIRE/CABLE LENGTH IMPERIAL:
- 100'
$32.95 -
NAMZ 100' Wire Spool - 18 Gauge - Red/Yellow NWR-24-100
NAMZ
$32.95Whether you're running a professional shop or tackling custom wiring in your garage, reliable wire stock is non-negotiable. NAMZ 100' spools give you the flexibility to handle multiple projects...21200612- SKU:
- 21200612
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- UNITS:
- EACH
- WIRE GAUGE:
- 18 AWG
- COLOR/FINISH:
- RED
- MATERIAL:
- COPPER
- MATERIAL:
- PVC
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- WIRE STRIPE COLOR:
- YELLOW
- WIRE/CABLE LENGTH IMPERIAL:
- 100'
$32.95 -
NAMZ Deutsch Plug - 6 Pin - Gray DP-6G
NAMZ
$8.95Quality connector reliability directly impacts your electrical system's performance and longevity. These NAMZ Deutsch plugs give you OEM-grade components at a fraction of replacement costs, whether...21200057- SKU:
- 21200057
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- CONNECTOR TYPE:
- DEUTSCH DT SERIES
- PRODUCT NAME:
- WIRING CONNECTOR
- UNITS:
- EACH
- COLOR/FINISH:
- GRAY
- TYPE:
- WITH CLIP
- CONNECTOR GENDER:
- MALE
- RIDING STYLE:
- STREET
- CONNECTOR PIN COUNT:
- 6 PINS
$8.95 -
NAMZ Deutsch Plug - 6 Pin - Black DP-6B
NAMZ
$8.95When you're building or rebuilding a wiring harness, connector integrity is non-negotiable—a corroded or loose connection can cascade into electrical gremlins that waste hours of troubleshooting. The...21200058- SKU:
- 21200058
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- PRODUCT NAME:
- WIRING CONNECTOR
- UNITS:
- EACH
- CONNECTOR PIN COUNT:
- 6 PINS
- COLOR/FINISH:
- BLACK
- CONNECTOR GENDER:
- MALE
- RIDING STYLE:
- STREET
- CONNECTOR TYPE:
- DEUTSCH DT SERIES
- TYPE:
- WITH CLIP
$8.95 -
NAMZ Deutsch Crimp Pins SOLID-PINS
NAMZ
$78.95Building reliable wiring harnesses demands quality connectors that won't fail under demanding conditions. NAMZ Deutsch Crimp Pins deliver OEM-grade reliability at a fraction of the cost, with...21200071- SKU:
- 21200071
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- CONNECTOR GENDER:
- MALE
- CONNECTOR PIN COUNT:
- 1 PIN
- PRODUCT NAME:
- CONNECTOR PIN
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- SILVER
- TYPE:
- CRIMP STYLE
- CONNECTOR TYPE:
- DEUTSCH DT SERIES
- UNITS:
- 100 PACK
$78.95 -
NAMZ Deutsch Crimp Sockets SOLID-SOCKETS
NAMZ
$99.95Building or repairing custom wiring harnesses demands connectors you can trust to perform reliably in harsh engine bay conditions. NAMZ Deutsch Crimp Sockets deliver OEM-grade quality with the...21200072- SKU:
- 21200072
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- CONNECTOR PIN COUNT:
- 1 PIN
- RIDING STYLE:
- STREET
- CONNECTOR GENDER:
- FEMALE
- CONNECTOR TYPE:
- DEUTSCH DT SERIES
- COLOR/FINISH:
- SILVER
- PRODUCT NAME:
- CONNECTOR PIN
- TYPE:
- CRIMP STYLE
- UNITS:
- 100 PACK
$99.95 -
NAMZ Starter Relay - Socket/Terminal Kit NSRS-K01
NAMZ
$3.95A reliable starter relay is foundational to any build—electrical gremlins cost time and money on the track or in the shop. The NAMZ Starter Relay Socket/Terminal Kit delivers OEM-quality construction...21200682- SKU:
- 21200682
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- BLACK
- CONNECTOR TYPE:
- SPADE
- PRODUCT NAME:
- STARTER RELAY
- UNITS:
- KIT
- RIDING STYLE:
- STREET
$3.95 -
NAMZ Connector with Wire Pigtail - Delphi PT-12129946-B
NAMZ
$15.95Custom wiring harnesses demand connectors that match OEM specifications without compromise. This NAMZ Delphi connector eliminates guesswork by providing factory-correct fitment and color-matched...21200822- SKU:
- 21200822
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- CONNECTOR TYPE:
- DELPHI
- TYPE:
- MAP SENSOR
- COLOR/FINISH:
- GRAY
- CONNECTOR PIN COUNT:
- 3 PINS
- PRODUCT NAME:
- WIRE HARNESS
- WIRE/CABLE LENGTH IMPERIAL:
- 18'
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$15.95 -
NAMZ Connector with Wire Pigtail - Delphi PT-13532244
NAMZ
$14.95When you're rebuilding or customizing your Harley-Davidson's electrical system, OEM connector quality directly impacts reliability and prevents future wiring failures. This NAMZ Delphi connector...21200827- SKU:
- 21200827
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- PRODUCT NAME:
- WIRE HARNESS
- COLOR/FINISH:
- BLACK
- CONNECTOR PIN COUNT:
- 3 PINS
- WIRE/CABLE LENGTH IMPERIAL:
- 18'
- UNITS:
- EACH
- CONNECTOR TYPE:
- DELPHI
- RIDING STYLE:
- STREET
- TYPE:
- THROTTLE POSITION SENSOR
$14.95 -
NAMZ Connector with Wire Pigtail - Delphi PT-15354716-B
NAMZ
$13.95Reliable electrical connections are non-negotiable in high-performance builds, and factory-style connectors eliminate guesswork during installation. This NAMZ Delphi connector features OEM-matched...21200830- SKU:
- 21200830
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- WIRE HARNESS
- TYPE:
- FUEL PUMP
- TYPE:
- IGNITION
- WIRE/CABLE LENGTH IMPERIAL:
- 18'
- CONNECTOR PIN COUNT:
- 4 PINS
- CONNECTOR TYPE:
- DELPHI
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- TYPE:
- IDLE SPEED SENSOR
$13.95 -
NAMZ Heated Grips - Wire Extension - Harley Davidson NHGX-HD18
NAMZ
$18.95Cold-weather riding doesn't have to mean numb hands and compromised control. NAMZ heated grips keep your hands warm and your grip secure, letting you extend your riding season well into winter months...21200917- SKU:
- 21200917
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- CABLE KIT
- TYPE:
- EXTENSION
- UNITS:
- KIT
- WIRE GAUGE:
- 16 AWG
- WIRE/CABLE LENGTH IMPERIAL:
- 18'
$18.95 -
NAMZ Complete Bike Harness Kit NCBH-01-A
NAMZ
$314.95A complete bike harness is the backbone of any reliable electrical system—whether you're starting from scratch on a project bike or modernizing an OEM model. The NAMZ Complete Bike Harness Kit...21200769- SKU:
- 21200769
- Availability:
- Ships Same Business Day
- Weight:
- 2.70 LBS
- PRODUCT NAME:
- WIRING HARNESS
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- TYPE:
- COMPLETE
$314.95Qty in Cart: 0Quantity:Price:$314.95Subtotal: -
NAMZ Handlebar Switch - Wire - Extensions NHCX-UDN
NAMZ
$42.95If you're running taller handlebars on your bike, factory wiring harnesses fall short—literally. The NAMZ Handlebar Switch Wire Extensions solve this problem with a complete, OEM-matched solution...21200496- SKU:
- 21200496
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- WIRE HARNESS EXTENSION KIT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- TYPE:
- HANDLEBAR
- UNITS:
- EACH
- WIRE/CABLE LENGTH IMPERIAL:
- 24'
- CONNECTOR TYPE:
- PIN
$42.95 -
NAMZ Front Turn Signal Extension - +4" NTSX-CB04
NAMZ
$36.95When you upgrade to taller handlebars, your stock front turn signal wires fall short—literally. The NAMZ Front Turn Signal Extension adds 4 inches of harness length, eliminating the need for custom...21200851- SKU:
- 21200851
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- WIRE HARNESS EXTENSION
- RIDING STYLE:
- STREET
- TYPE:
- FRONT TURN SIGNAL
- WIRE/CABLE LENGTH IMPERIAL:
- 4'
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
$36.95 -
NAMZ Connector with Wire Pigtail - OEM-Type PT-12162182-B
NAMZ
$13.95Wiring harness failures can leave you stranded or worse—compromise your bike's electrical reliability when you need it most. This OEM-style connector eliminates guesswork during repairs or custom...21200823- SKU:
- 21200823
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- CONNECTOR TYPE:
- DELPHI
- RIDING STYLE:
- STREET
- TYPE:
- THROTTLE POSITION SENSOR
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- CONNECTOR PIN COUNT:
- 2 PINS
- WIRE/CABLE LENGTH IMPERIAL:
- 18'
- PRODUCT NAME:
- WIRE HARNESS
$13.95 -
NAMZ Connector with Wire Pigtail - OEM-Type PT-12162215-B
NAMZ
$12.95Factory-correct connector replacements eliminate guesswork when rebuilding or repairing your Harley electrical system. This OEM-style Delphi connector comes pre-terminated with 18" wire pigtails in...21200826- SKU:
- 21200826
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- STREET
- TYPE:
- INTAKE AIR TEMPERATURE SENSOR
- CONNECTOR TYPE:
- DELPHI
- PRODUCT NAME:
- WIRE HARNESS
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- CONNECTOR PIN COUNT:
- 2 PINS
- WIRE/CABLE LENGTH IMPERIAL:
- 18'
$12.95 -
NAMZ Handlebar Wiring Extension - 15" - CAN Bus NHCX-J15
NAMZ
$39.95Custom handlebar setups demand proper electrical integration, and jury-rigging wiring creates reliability issues on the road or track. The NAMZ Handlebar Wiring Extension eliminates guesswork by...21200370- SKU:
- 21200370
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- COLOR/FINISH:
- BLACK
- CONNECTOR TYPE:
- CAN BUS
- PRODUCT NAME:
- EXTENSION WIRING KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- TYPE:
- HANDLEBAR
- WIRE/CABLE LENGTH IMPERIAL:
- 15'
$39.95 -
NAMZ Connector with Wire Pigtail - Delphi PT-15419715
NAMZ
$8.95Reliable electrical connections are the foundation of any dependable motorcycle wiring harness. This NAMZ connector eliminates guesswork with OEM-style Delphi construction and factory-matched wire...21200831- SKU:
- 21200831
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- GRAY
- CONNECTOR PIN COUNT:
- 2 PINS
- PRODUCT NAME:
- WIRE HARNESS
- TYPE:
- FUEL INJECTOR
- WIRE/CABLE LENGTH IMPERIAL:
- 18'
- UNITS:
- EACH
- CONNECTOR TYPE:
- DELPHI
- RIDING STYLE:
- STREET
$8.95
