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 Deutsch Hole Plugs DT DT-HP
NAMZ
$5.95If you're building custom wiring harnesses or maintaining Deutsch connectors in demanding environments, quality connector components are non-negotiable. These NAMZ Deutsch hole plugs deliver...21200308- SKU:
- 21200308
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- TYPE:
- MATING CONNECTOR
- UNITS:
- 10 PACK
- CONNECTOR PIN COUNT:
- 1 PIN
- CONNECTOR TYPE:
- DEUTSCH DT SERIES
- PRODUCT NAME:
- HOLE PLUG
- COLOR/FINISH:
- RED
- CONNECTOR GENDER:
- -
- RIDING STYLE:
- STREET
$5.95 -
NAMZ Molex MX 150 Connector - 16 Pin Male - Gray NM-33482-1602
NAMZ
$5.95Reliable electrical connections are the backbone of any high-performance build, and connector failures can sideline your project or race day. The NAMZ Molex MX 150 delivers watertight security in a...21200339- SKU:
- 21200339
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- COLOR/FINISH:
- GRAY
- CONNECTOR PIN COUNT:
- 16 PINS
- PRODUCT NAME:
- WIRING CONNECTOR
- TYPE:
- DOUBLE ROW
- UNITS:
- EACH
- CONNECTOR TYPE:
- MOLEX MX-150
- CONNECTOR GENDER:
- MALE
- RIDING STYLE:
- STREET
$5.95 -
NAMZ Molex MX 150 Hole Plug NM-34345-0001
NAMZ
$2.95Incomplete wiring harnesses and custom electrical builds often leave connector ports exposed, compromising both functionality and durability. The NAMZ Molex MX 150 Hole Plug seals unused connector...21200340- SKU:
- 21200340
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- HOLE PLUG
- RIDING STYLE:
- STREET
- TYPE:
- SINGLE ROW
- CONNECTOR PIN COUNT:
- 1 PIN
- UNITS:
- 10 PACK
- CONNECTOR TYPE:
- MOLEX MX-150
- COLOR/FINISH:
- WHITE
- CONNECTOR GENDER:
- MALE
$2.95Qty in Cart: 0Quantity:Price:$2.95Subtotal: -
NAMZ Molex MX 150 U-Barrel Socket NM-33012-1002
NAMZ
$19.95A reliable connector is the foundation of any custom wiring harness, and the NAMZ Molex MX 150 U-Barrel Socket delivers the dependability you need for professional-grade installations. Whether you're...21200341- SKU:
- 21200341
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- CONNECTOR GENDER:
- FEMALE
- CONNECTOR PIN COUNT:
- 1 PIN
- RIDING STYLE:
- STREET
- TYPE:
- SINGLE ROW
- CONNECTOR TYPE:
- MOLEX MX-150
- UNITS:
- 100 PACK
- COLOR/FINISH:
- SILVER
- PRODUCT NAME:
- FEMALE TERMINAL
$19.95 -
NAMZ Molex MX 150 U-Barrel Pin NM-33000-1002
NAMZ
$22.95Reliable electrical connections are non-negotiable in high-performance automotive builds, and the NAMZ Molex MX 150 U-Barrel Pin delivers the durability your wiring harness demands. This compact,...21200342- SKU:
- 21200342
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- CONNECTOR GENDER:
- MALE
- CONNECTOR PIN COUNT:
- 1 PIN
- RIDING STYLE:
- STREET
- TYPE:
- SINGLE ROW
- COLOR/FINISH:
- SILVER
- UNITS:
- 100 PACK
- CONNECTOR TYPE:
- MOLEX MX-150
- PRODUCT NAME:
- MALE TERMINAL
$22.95 -
NAMZ Throttle-By-Wire Externsion Harness - Harley Davidson NTBW-4201
NAMZ
$50.95Upgrading to taller handlebars shouldn't mean compromising your bike's throttle-by-wire system. The NAMZ Throttle-By-Wire Extension Harness solves this common integration problem by extending your...21200343- SKU:
- 21200343
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- RIDING STYLE:
- STREET
- CONNECTOR TYPE:
- MOLEX
- CONNECTOR TYPE:
- PIN
- TYPE:
- THROTTLE-BY-WIRE
- WIRE/CABLE LENGTH IMPERIAL:
- 18'
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- WIRE HARNESS EXTENSION
- UNITS:
- KIT
$50.95Qty in Cart: 0Quantity:Price:$50.95Subtotal: -
NAMZ Front Turn Signal Extension - +4" NTSH-X04
NAMZ
$30.95Installing taller handlebars shouldn't require rewiring your entire front-end lighting system. The NAMZ Front Turn Signal Extension bridges the gap between raised handlebar switch housings and your...21200344- SKU:
- 21200344
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- TYPE:
- FRONT TURN SIGNAL
- WIRE/CABLE LENGTH IMPERIAL:
- 4'
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- WIRE HARNESS EXTENSION
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
$30.95 -
NAMZ Front Turn Signal Extension - +8" NTSH-X08
NAMZ
$32.95Running taller handlebars on your bike? Your factory front turn signals won't reach. The NAMZ Front Turn Signal Extension adds 8 inches of harness length, eliminating dangerous slack and maintaining...21200345- SKU:
- 21200345
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- UNITS:
- PAIR
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- WIRE HARNESS EXTENSION
- RIDING STYLE:
- STREET
- TYPE:
- FRONT TURN SIGNAL
- WIRE/CABLE LENGTH IMPERIAL:
- 8'
$32.95 -
NAMZ Front Turn Signal Extension - +12" NTSH-X12
NAMZ
$34.95When you upgrade to taller handlebars, your factory front turn signal wiring falls short—literally. The NAMZ Front Turn Signal Extension solves this with a straightforward 12-inch harness extension,...21200346- SKU:
- 21200346
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- UNITS:
- PAIR
- TYPE:
- FRONT TURN SIGNAL
- PRODUCT NAME:
- WIRE HARNESS EXTENSION
- WIRE/CABLE LENGTH IMPERIAL:
- 12'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
$34.95 -
NAMZ Front Turn Signal Extension - +15" NTSH-X15
NAMZ
$36.95When you upgrade to taller handlebars, your factory front turn signal wires fall short—literally. The NAMZ Front Turn Signal Extension adds 15 inches of reach, eliminating the need for costly custom...21200347- SKU:
- 21200347
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- COLOR/FINISH:
- BLACK
- UNITS:
- PAIR
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 15'
- PRODUCT NAME:
- WIRE HARNESS EXTENSION
- TYPE:
- FRONT TURN SIGNAL
$36.95 -
NAMZ Handlebar Switch - Wire - Extensions NHCX-UMN
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 pre-stripped, machine-crimped...21200494- SKU:
- 21200494
- Availability:
- Ships Same Business Day
- Weight:
- 0.27 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- TYPE:
- HANDLEBAR
- CONNECTOR TYPE:
- PIN
- UNITS:
- EACH
- PRODUCT NAME:
- WIRE HARNESS EXTENSION KIT
- WIRE/CABLE LENGTH IMPERIAL:
- 24'
$42.95 -
NAMZ Handlebar Switch - Wire - Extensions NHCX-UMB
NAMZ
$59.95If you're running taller handlebars on your bike, factory switch wiring falls short—literally. The NAMZ Handlebar Switch Wire Extensions solve this by giving you pre-stripped, machine-crimped wires...21200495- SKU:
- 21200495
- Availability:
- Ships Same Business Day
- Weight:
- 0.48 LBS
- PRODUCT NAME:
- WIRE HARNESS EXTENSION KIT
- CONNECTOR TYPE:
- PIN
- TYPE:
- HANDLEBAR
- UNITS:
- EACH
- WIRE/CABLE LENGTH IMPERIAL:
- 24'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
$59.95 -
NAMZ Handlebar Switch - Wire - Extensions NHCX-UDB
NAMZ
$54.95If you're running taller handlebars on your motorcycle, stock switch wiring falls short—literally. The NAMZ Handlebar Switch Wire Extensions NHCX-UDB solves this with pre-stripped, ready-to-solder...21200497- SKU:
- 21200497
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- CONNECTOR TYPE:
- PIN
- TYPE:
- HANDLEBAR
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- WIRE HARNESS EXTENSION KIT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- WIRE/CABLE LENGTH IMPERIAL:
- 24'
$54.95 -
NAMZ Shrink Tubing 3/32"ID - 25FT NHSR-25332
NAMZ
$29.95Proper cable management isn't just about aesthetics—it's about protection and longevity. NAMZ Shrink Tubing safeguards your wiring harnesses from abrasion, moisture, and UV exposure while maintaining...21200500- SKU:
- 21200500
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- PRODUCT NAME:
- SHRINK TUBING
- RIDING STYLE:
- WATERCRAFT
- COLOR/FINISH:
- BLACK
- DIAMETER METRIC:
- 2.4 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- RIDING STYLE:
- OFF-ROAD
- WIRE/CABLE LENGTH IMPERIAL:
- 25'
$29.95 -
NAMZ Shrink Tubing 1/8" ID - 25FT NHSR-25018
NAMZ
$29.95Clean wiring and cable management isn't just about aesthetics—it's essential protection for your electrical system and paintwork. NAMZ Shrink Tubing provides a professional-grade solution to...21200501- SKU:
- 21200501
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- PRODUCT NAME:
- SHRINK TUBING
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- WATERCRAFT
- WIRE/CABLE LENGTH IMPERIAL:
- 25'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- DIAMETER METRIC:
- 3.2 MM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
$29.95 -
NAMZ Shrink Tubing 3/38"ID - 25FT NHSR-25038
NAMZ
$39.95A professional wiring installation demands protection that matches your build's quality. NAMZ shrink tubing shields cables and wiring from abrasion, moisture, and UV damage while preserving the...21200504- SKU:
- 21200504
- Availability:
- Ships Same Business Day
- Weight:
- 0.47 LBS
- PRODUCT NAME:
- SHRINK TUBING
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- WATERCRAFT
- WIRE/CABLE LENGTH IMPERIAL:
- 25'
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- COLOR/FINISH:
- BLACK
- DIAMETER METRIC:
- 9.5 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$39.95 -
NAMZ Shrink Tubing 1/2"ID - 25FT NHSR-25012
NAMZ
$39.95Clean wiring harnesses aren't just about aesthetics—they're about protection and longevity. NAMZ Shrink Tubing shields your cables and wiring from abrasion, moisture, and UV damage while maintaining...21200505- SKU:
- 21200505
- Availability:
- Ships Same Business Day
- Weight:
- 0.57 LBS
- COLOR/FINISH:
- BLACK
- DIAMETER METRIC:
- 12.7 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- PRODUCT NAME:
- SHRINK TUBING
- RIDING STYLE:
- ATV
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- WIRE/CABLE LENGTH IMPERIAL:
- 25'
$39.95 -
NAMZ 100' Wire Spool - 18 Gauge - Blue NWR-6-100
NAMZ
$29.95Whether you're rewiring a custom harness, restoring a classic machine, or building out a shop's electrical inventory, having bulk wire on hand eliminates trips back to the supplier and keeps projects...21200509- SKU:
- 21200509
- Availability:
- Ships Same Business Day
- Weight:
- 0.94 LBS
- WIRE GAUGE:
- 18 AWG
- COLOR/FINISH:
- BLUE
- MATERIAL:
- PVC
- WIRE STRIPE COLOR:
- BLUE
- MATERIAL:
- COPPER
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- WIRE/CABLE LENGTH IMPERIAL:
- 100'
$29.95 -
NAMZ 100' Wire Spool - 18 Gauge - Blue/Black NWR-60-100
NAMZ
$32.95Whether you're building a custom wiring harness, rewiring a restoration project, or tackling day-to-day shop repairs, having quality wire in bulk eliminates constant trips to the supplier. This...21200510- SKU:
- 21200510
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- COLOR/FINISH:
- BLUE
- MATERIAL:
- PVC
- PRODUCT NAME:
- BULK WIRE
- MATERIAL:
- COPPER
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- WIRE STRIPE COLOR:
- BLACK
- WIRE/CABLE LENGTH IMPERIAL:
- 100'
- WIRE GAUGE:
- 18 AWG
$32.95 -
NAMZ 100' Wire Spool - 18 Gauge - Brown/Black NWR-10-100
NAMZ
$32.95Custom wiring projects demand reliable materials you can trust, and bulk wire stock eliminates the frustration of running short mid-project. Whether you're building a custom harness, rewiring a...21200511- SKU:
- 21200511
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- MATERIAL:
- PVC
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- WIRE STRIPE COLOR:
- BLACK
- WIRE/CABLE LENGTH IMPERIAL:
- 100'
- MATERIAL:
- COPPER
- WIRE GAUGE:
- 18 AWG
- COLOR/FINISH:
- BROWN
- UNITS:
- EACH
$32.95
