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 Extruded Tubing - 1/2" X8' - Black NETR-012
NAMZ
$15.95Factory-quality wire management doesn't require a factory budget. The NAMZ Extruded Tubing delivers the same rigid, organized routing you'd find on a production line, making it the smart choice for...21201016- SKU:
- 21201016
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- SLEEVE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- WIRING HARNESS
- WIRE GAUGE:
- -
- WIRE/CABLE LENGTH IMPERIAL:
- 8'
- MATERIAL:
- PVC
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- DIAMETER METRIC:
- 12.7 MM
$15.95Qty in Cart: 0Quantity:Price:$15.95Subtotal: -
NAMZ Extruded Tubing - 3/4" X8' - Black NETR-034
NAMZ
$20.95Clean wire management is essential for any build—whether you're restoring a classic, upgrading an existing harness, or starting fresh. NAMZ Extruded Tubing provides the same rigidity and durability...21201017- SKU:
- 21201017
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- DIAMETER METRIC:
- 19.1 MM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- WATERCRAFT
- COLOR/FINISH:
- BLACK
- MATERIAL:
- PVC
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SLEEVE
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- WIRING HARNESS
- UNITS:
- EACH
- WIRE/CABLE LENGTH IMPERIAL:
- 8'
- RIDING STYLE:
- UTV
- WIRE GAUGE:
- -
$20.95 -
NAMZ Wiring Harness - '99-'03 XL NHD-70153-99
NAMZ
$363.95A factory-correct wiring harness eliminates guesswork when restoring or customizing your '99-'03 XL Harley-Davidson. This NAMZ harness is an exact OE replica with all connectors pre-installed,...21201018- SKU:
- 21201018
- Availability:
- Ships Same Business Day
- Weight:
- 2.80 LBS
- PRODUCT NAME:
- WIRE HARNESS AND RELAY KIT
- RIDING STYLE:
- STREET
- TYPE:
- COMPLETE
- FOR MAKE:
- HARLEY DAVIDSON
- UNITS:
- KIT
$363.95Qty in Cart: 0Quantity:Price:$363.95Subtotal: -
NAMZ Handlebar Switch - Wire - Extensions NHCX-UON
NAMZ
$36.95If you're running taller handlebars, factory switch wiring falls short—literally. The NAMZ Handlebar Switch Wire Extensions solve this with pre-stripped, machine-crimped terminals that reconnect...21201020- SKU:
- 21201020
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- CONNECTOR TYPE:
- PIN
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- TYPE:
- HANDLEBAR
- UNITS:
- EACH
- WIRE/CABLE LENGTH IMPERIAL:
- 24'
- PRODUCT NAME:
- WIRE HARNESS EXTENSION KIT
$36.95 -
NAMZ Handlebar Switch - Wire - Extensions NHCX-UON-48
NAMZ
$48.95If you're running taller bars or custom handlebar risers, stock switch wiring falls short—literally. The NAMZ Handlebar Switch Wire Extensions eliminate the need for aftermarket connectors or sketchy...21201021- SKU:
- 21201021
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- WIRE/CABLE LENGTH IMPERIAL:
- 48'
- CONNECTOR TYPE:
- PIN
- TYPE:
- HANDLEBAR
- PRODUCT NAME:
- WIRE HARNESS EXTENSION KIT
$48.95 -
NAMZ Y Power Tap Harness - Harley Davidson NOBD-PYH-CB
NAMZ
$25.95If you're running diagnostics, testing new electronics, or adding accessories to your Harley-Davidson without sacrificing OBD-II connectivity, you need reliable access to switched 12V power. The NAMZ...21200810- SKU:
- 21200810
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- COLOR/FINISH:
- BLACK
- CONNECTOR TYPE:
- AMP
- MODEL:
- Y-POWER
- VOLTS:
- 12 V
- UNITS:
- EACH
- PRODUCT NAME:
- WIRING HARNESS ADAPTER
- RIDING STYLE:
- STREET
$25.95Qty in Cart: 0Quantity:Price:$25.95Subtotal: -
NAMZ Powerport with Cover - CAN bus NOB-PPCB
NAMZ
$20.95If you're running accessories on extended rides—GPS units, phone chargers, heated gear, or dashcams—you need a reliable power source that doesn't drain your battery or require messy wiring. The NAMZ...21200811- SKU:
- 21200811
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- POWER CONNECTION TYPE:
- AUTO AUX POWER SOCKET
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- POWER OUTLET
- VOLTS:
- 12 V
- UNITS:
- EACH
$20.95 -
NAMZ JAE MX-1900 Connector 69201180 - 4 Pin Male NJ-4P52
NAMZ
$6.95Reliable electrical connections are the backbone of any well-tuned engine management system, and the NAMZ JAE MX-1900 ensures your wiring harness stays connected under the toughest racing conditions...21200847- SKU:
- 21200847
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- CONNECTOR GENDER:
- MALE
- CONNECTOR TYPE:
- MX-1900
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- GRAY
- CONNECTOR PIN COUNT:
- 4 PINS
- PRODUCT NAME:
- WIRING CONNECTOR
- UNITS:
- EACH
$6.95 -
NAMZ JAE MX-1900 Connector 69201179 - 4 Pin Female NJ-4S52
NAMZ
$9.95Reliable electrical connections are the backbone of any high-performance wiring harness, and the NAMZ JAE MX-1900 4-pin female connector delivers the durability and precision your build demands...21200848- SKU:
- 21200848
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- CONNECTOR GENDER:
- FEMALE
- CONNECTOR TYPE:
- MX-1900
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- CONNECTOR PIN COUNT:
- 4 PINS
- PRODUCT NAME:
- WIRING CONNECTOR
- COLOR/FINISH:
- GRAY
$9.95 -
NAMZ Mini Connector - 6-Wire - Female NJST-06R
NAMZ
$6.95Reliable wiring connections are non-negotiable in high-performance applications where vibration, moisture, and heat constantly threaten your electrical integrity. The NAMZ Mini Connector delivers a...21200849- SKU:
- 21200849
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- UNITS:
- EACH
- CONNECTOR GENDER:
- FEMALE
- AMPS:
- 5 A
- PRODUCT NAME:
- WIRING CONNECTOR
- TYPE:
- QUICK-DISCONNECT
- WIRE GAUGE:
- 22 AWG
- COLOR/FINISH:
- WHITE
- CONNECTOR PIN COUNT:
- 6 PINS
- CONNECTOR TYPE:
- JST MINI
- RIDING STYLE:
- STREET
$6.95 -
NAMZ AMP Mate-n-Lock Connector 70305-87 - 10 Pin Male NA-1-480339-0
NAMZ
$2.95Reliable electrical connections are the foundation of any high-performance build, and factory connectors often fail under demanding race conditions. The NAMZ AMP Mate-n-Lock Connector delivers...21200423- SKU:
- 21200423
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- WHITE
- PRODUCT NAME:
- WIRING CONNECTOR
- CONNECTOR TYPE:
- AMP MATE-N-LOK
- TYPE:
- AMP
- WIRE/CABLE LENGTH IMPERIAL:
- 12'
- CONNECTOR GENDER:
- MALE
- CONNECTOR PIN COUNT:
- 10 PINS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$2.95Qty in Cart: 0Quantity:Price:$2.95Subtotal: -
NAMZ AMP Mate-n-Lock Connector 72276-74 - 12 Pin Male NA-1-480288-0
NAMZ
$4.95Reliable electrical connections are non-negotiable in high-performance applications where vibration, heat, and load cycles constantly test your wiring integrity. The NAMZ AMP Mate-n-Lock Connector...21200424- SKU:
- 21200424
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- WHITE
- CONNECTOR GENDER:
- MALE
- PRODUCT NAME:
- WIRING CONNECTOR
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- CONNECTOR PIN COUNT:
- 12 PINS
- TYPE:
- AMP
- WIRE/CABLE LENGTH IMPERIAL:
- 12'
- CONNECTOR TYPE:
- AMP MATE-N-LOK
$4.95 -
NAMZ ATO-Style Fuse Holder - 14-Gauge NAFH-01
NAMZ
$7.95A sealed ATO fuse holder is essential for protecting your electrical system from unexpected shorts and overloads—especially critical in custom wiring harnesses, engine bay modifications, or...21200425- SKU:
- 21200425
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- RED
- PRODUCT NAME:
- FUSE HOLDER
- RIDING STYLE:
- STREET
- TYPE:
- ATO
- UNITS:
- EACH
- WIRE GAUGE:
- 14 AWG
$7.95 -
NAMZ Quick-Disconnect Terminals - 10PK NIS-BFC
NAMZ
$13.95Whether you're rewiring a custom harness, replacing corroded factory connectors, or building a race-ready electrical system, these NAMZ quick-disconnect terminals eliminate the hassle of soldering...21200563- SKU:
- 21200563
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- UNITS:
- 10 PACK
- COLOR/FINISH:
- BLACK
- MODEL:
- BLACK FLAG
- RIDING STYLE:
- STREET
- TYPE:
- BRAKE LIGHT
- PRODUCT NAME:
- WIRING CONNECTOR
- CONNECTOR GENDER:
- FEMALE
- CONNECTOR TYPE:
- SPADE
$13.95 -
NAMZ Quick Disconnects 14-16 Gauge Wire - Male NIS-19004-0005
NAMZ
$10.95Clean wiring harnesses demand reliable connections that won't fail under vibration, heat, or repeated use. NAMZ Quick Disconnects eliminate the guesswork of soldering and crimping by providing a...21200565- SKU:
- 21200565
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- CONNECTOR GENDER:
- MALE
- RIDING STYLE:
- STREET
- UNITS:
- 25 PACK
- WIRE GAUGE:
- 16-14 AWG
- COLOR/FINISH:
- BLUE
- MATERIAL:
- PVC
- PRODUCT NAME:
- WIRING CONNECTOR
- STUD DIAMETER - THREAD SIZE:
- -
- TYPE:
- QUICK-DISCONNECT
- CONNECTOR TYPE:
- SPADE
$10.95 -
NAMZ Butt Splices 10-12 Gauge - 25PK NIS-19157-0028
NAMZ
$10.95Clean, reliable electrical connections are non-negotiable in high-performance builds. NAMZ Butt Splices deliver corrosion-resistant, solderable connections that hold up under vibration, heat, and...21200570- SKU:
- 21200570
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- YELLOW
- MATERIAL:
- PVC
- RIDING STYLE:
- STREET
- TYPE:
- BUTT SPLICE
- FEATURES:
- HEAT SHRINK
- WIRE GAUGE:
- 12-10 AWG
- WIRE/CABLE LENGTH IMPERIAL:
- 12'
- PRODUCT NAME:
- WIRING CONNECTOR
- UNITS:
- 25 PACK
$10.95Qty in Cart: 0Quantity:Price:$10.95Subtotal: -
NAMZ Ring Terminals 18-22 Gauge - #10 NIS-19070-0051
NAMZ
$10.95Clean, reliable electrical connections are non-negotiable in high-performance applications where vibration and heat can compromise standard terminals. NAMZ Ring Terminals deliver fully insulated,...21200574- SKU:
- 21200574
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- PRODUCT NAME:
- WIRING CONNECTOR
- CONNECTOR GENDER:
- FEMALE
- CONNECTOR TYPE:
- RING TERMINAL
- STUD DIAMETER - THREAD SIZE:
- #10
- WIRE GAUGE:
- 22-18 AWG
- UNITS:
- 25 PACK
- COLOR/FINISH:
- RED
- MATERIAL:
- PVC
- RIDING STYLE:
- STREET
- TYPE:
- RING TERMINAL
$10.95 -
NAMZ Ring Terminals 18-22 Gauge - .25" NIS-19070-0023
NAMZ
$11.95Clean, reliable electrical connections are the foundation of any performance build—whether you're running a stock engine or pushing forced induction to the limit. NAMZ Ring Terminals deliver fully...21200575- SKU:
- 21200575
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MATERIAL:
- PVC
- PRODUCT NAME:
- WIRING CONNECTOR
- STUD DIAMETER - THREAD SIZE:
- 1/4'
- COLOR/FINISH:
- RED
- RIDING STYLE:
- STREET
- TYPE:
- RING TERMINAL
- UNITS:
- 25 PACK
- CONNECTOR GENDER:
- FEMALE
- CONNECTOR TYPE:
- RING TERMINAL
- WIRE GAUGE:
- 22-18 AWG
$11.95 -
NAMZ Ring Terminals 14-16 Gauge - #8 NIS-19070-0071
NAMZ
$12.95Reliable electrical connections are the foundation of any well-built wiring harness, and cheap terminals often lead to voltage drop, corrosion, and intermittent failures. NAMZ Ring Terminals deliver...21200576- SKU:
- 21200576
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- WIRING CONNECTOR
- CONNECTOR TYPE:
- RING TERMINAL
- CONNECTOR GENDER:
- FEMALE
- RIDING STYLE:
- STREET
- STUD DIAMETER - THREAD SIZE:
- #8
- UNITS:
- 25 PACK
- WIRE GAUGE:
- 16-14 AWG
- COLOR/FINISH:
- BLUE
- MATERIAL:
- PVC
- STUD DIAMETER - THREAD SIZE:
- M4
- TYPE:
- RING TERMINAL
$12.95 -
NAMZ Ring Terminals 14-16 Gauge - .25" NIS-19070-0075
NAMZ
$7.95Reliable electrical connections are fundamental to any racing harness or custom wiring project—cheap, corroded terminals cost you races. NAMZ Ring Terminals deliver mil-spec quality crimps with full...21200578- SKU:
- 21200578
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- CONNECTOR TYPE:
- RING TERMINAL
- PRODUCT NAME:
- WIRING CONNECTOR
- RIDING STYLE:
- STREET
- UNITS:
- 25 PACK
- COLOR/FINISH:
- BLUE
- CONNECTOR GENDER:
- FEMALE
- MATERIAL:
- PVC
- STUD DIAMETER - THREAD SIZE:
- 1/4'
- TYPE:
- RING TERMINAL
- WIRE GAUGE:
- 16-14 AWG
$7.95
