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
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KOSO NORTH AMERICA Wire Harness - FLHX HZ030001
KOSO NORTH AMERICA
$21.95Installing a modern LED headlight on a classic or custom Harley requires precision wiring that respects your bike's electrical architecture. The KOSO NORTH AMERICA Wire Harness HZ030001 eliminates the guesswork with a purpose-built adapter designed...21201390- SKU:
- 21201390
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
$21.95 -
KOSO NORTH AMERICA Wire Harness - FLHR HZ030002
KOSO NORTH AMERICA
$21.95If you're upgrading to a Zenith LED headlight on your FLHR, you need a proper wire harness adapter to ensure reliable electrical integration and eliminate compatibility headaches. This KOSO North America harness eliminates the guesswork of custom wiring,...21201391- SKU:
- 21201391
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
$21.95 -
CUSTOM DYNAMICS Wire Harness - Shark Demon Headlight SD2-RG-HARN
CUSTOM DYNAMICS
$19.95If you're upgrading to Shark Demon LED headlights on your Road Glide, you need a harness engineered specifically for seamless integration—not a jury-rigged adapter that risks electrical issues down the road. This Custom Dynamics wire harness eliminates...21201355- SKU:
- 21201355
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
$19.95 -
CUSTOM DYNAMICS Wiring Harness - Single Lamp SD2-UNV-HARN
CUSTOM DYNAMICS
$19.95If you're upgrading to a Shark Demon headlight, you need a harness that reliably bridges your vehicle's electrical system to the new fixture—no improvisation, no workarounds. This CUSTOM DYNAMICS wiring harness eliminates guesswork by providing...21201356- SKU:
- 21201356
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
$19.95 -
HOGTUNES Rear Speaker Plug - Street/Road Glide RR PLUG-RM
HOGTUNES
$39.95If you're running a Street or Road Glide with aftermarket audio aspirations, this rear speaker plug eliminates the guesswork of factory radio integration. It provides direct access to your radio's rear outputs without cutting into the fairing or...21201371- SKU:
- 21201371
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$39.95 -
CUSTOM DYNAMICS Accessory Harness - Electrical - Splitter CD-18ST-Y
CUSTOM DYNAMICS
$29.95Adding aftermarket accessories to your Harley shouldn't mean sacrificing factory integration or dealing with messy wiring. The CUSTOM DYNAMICS Accessory Harness Splitter solves this by providing a clean, OEM-compatible solution that lets you power...21201397- SKU:
- 21201397
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
$29.95 -
NAMZ Harness - Throttle-by-Wire - Handlebar Switch NHCX-C235
NAMZ
$89.95If you're upgrading your throttle-by-wire system or extending your handlebar controls, OEM wiring harnesses often fall short—too short, inflexible, and prone to failure under custom setups. The NAMZ Harness gives you properly matched OEM-color wiring...21201404- SKU:
- 21201404
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$89.95 -
NAMZ Connector - Fog Light Harness w/ Terminal Seals NMCON-04R
NAMZ
$10.95A faulty fog light harness connector compromises both visibility and electrical reliability—especially critical for racing applications where every system must perform flawlessly. This NAMZ OEM replacement connector restores proper contact and sealing,...21201405- SKU:
- 21201405
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$10.95 -
NAMZ Connector - CAN Terminating - 2-Position NHD-69202959
NAMZ
$13.95CAN bus connectivity is critical to modern engine management and data logging systems—a faulty terminating connector compromises your entire electrical architecture. The NAMZ CAN Terminating Connector ensures reliable signal integrity and data...21201407- SKU:
- 21201407
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$13.95 -
NAMZ Connector Kit - BCM C w/2 Gauge Sizes NHD-69201933
NAMZ
$77.95Reliable electrical connections are the foundation of any high-performance build, and factory BCM connector kits ensure OEM-grade fitment without compromise. If you're upgrading your engine management system, restoring a race harness, or troubleshooting...21201408- SKU:
- 21201408
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
$77.95 -
NAMZ Connector Kit - BCM B w/4 Gauge Sizes HND-69201932
NAMZ
$84.95If you're rebuilding a Honda engine harness or replacing corroded BCM connectors, quality terminals make the difference between a reliable electrical system and intermittent gremlins. This OEM NAMZ connector kit gives you factory-spec terminals in four...21201409- SKU:
- 21201409
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
$84.95 -
NAMZ Connector Kit - BCM Power w/Terminal Seals NHD-69201931
NAMZ
$19.95Electrical connectivity is the foundation of modern engine management, and a compromised BCM power connector can lead to intermittent faults, limp-mode operation, or complete system failure. This NAMZ connector kit restores OEM-spec reliability with...21201410- SKU:
- 21201410
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$19.95 -
NAMZ Saddlebag Tag Holder w/ Illuminated License Plate Frame - '97 FLHR NIBTH-B01
NAMZ
$149.95A properly illuminated license plate isn't just about compliance—it's about ensuring your '97 FLHR is visible and legible in low-light conditions while maintaining a clean, integrated aesthetic. This NAMZ saddlebag tag holder combines a white LED...21201411- SKU:
- 21201411
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$149.95 -
NAMZ Saddlebag Tag Holder w/ Illuminated License Plate Frame - '10 FLHX NIBTH-B02
NAMZ
$149.95Legal compliance meets aesthetic function with this NAMZ illuminated license plate frame—essential for nighttime visibility and DOT regulations while adding a clean, finished look to your '10 FLHX. The integrated white LED and plug-and-play wiring...21201412- SKU:
- 21201412
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$149.95 -
NAMZ Saddlebag Tag Holder w/ Illuminated License Plate Frame - '14 FLHT NIBTH-B03
NAMZ
$149.95License plate visibility and legality are non-negotiable on the road, and a properly illuminated tag holder ensures both day and night compliance while protecting against water damage. This NAMZ saddlebag-mounted frame delivers bright white LED...21201413- SKU:
- 21201413
- Availability:
- Ships Same Business Day
- Weight:
- 0.97 LBS
$149.95Qty in Cart: 0Quantity:Price:$149.95Subtotal: -
NAMZ Saddlebag Tag Holder w/ Illuminated License Plate Frame - '97 FLHR NIBTH-C01
NAMZ
$149.95Proper license plate illumination isn't just about meeting DOT requirements—it's about visibility and safety during night rides. This NAMZ saddlebag tag holder keeps your plate readable and your bike looking clean with integrated LED lighting that cuts...21201414- SKU:
- 21201414
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$149.95 -
NAMZ Saddlebag Tag Holder w/ Illuminated License Plate Frame - '10 FLHX NIBTH-C02
NAMZ
$149.95Proper license plate illumination isn't just about compliance—it's about ensuring your bike is visible to other riders in low-light conditions, which directly impacts safety. This NAMZ saddlebag tag holder delivers professional-grade LED illumination...21201415- SKU:
- 21201415
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$149.95 -
NAMZ Saddlebag Tag Holder w/ Illuminated License Plate Frame - '14 FLHT NIBTH-C03
NAMZ
$149.95Federal regulations require illuminated license plate visibility, and poor lighting invites unwanted citations. This NAMZ saddlebag tag holder delivers bright white LED illumination with a robust aluminum backing plate that withstands road vibration and...21201416- SKU:
- 21201416
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$149.95 -
NAMZ 100' Wire Spool - 20 Gauge - White/Gray NWR-98-100-20
NAMZ
$32.95Whether you're rewiring a custom harness, upgrading your electrical system, or running auxiliary circuits, having quality automotive wire on hand is essential. This 100-foot spool gives you the flexibility to tackle jobs without piecing together scraps...21201254- SKU:
- 21201254
- Availability:
- Ships Same Business Day
- Weight:
- 0.74 LBS
- COLOR/FINISH:
- WHITE
- UNITS:
- EACH
- WIRE STRIPE COLOR:
- GRAY
- MATERIAL:
- COPPER
- MATERIAL:
- PVC
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 100'
$32.95 -
NAMZ 100' Wire Spool - 20 Gauge - White NWR-91-100-20
NAMZ
$32.95When you're building a custom wiring harness or updating your vehicle's electrical system, reliable wire is non-negotiable. NAMZ's 100-foot spool of 20-gauge automotive wire gives you the length and quality needed for professional-grade installations...21201255- SKU:
- 21201255
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
- MATERIAL:
- COPPER
- UNITS:
- EACH
- MATERIAL:
- PVC
- PRODUCT NAME:
- BULK WIRE
- WIRE GAUGE:
- 20 AWG
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 100'
- COLOR/FINISH:
- WHITE
- WIRE STRIPE COLOR:
- WHITE
$32.95
