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 AMP OEM Throttle-by-Wire Connector Kit '08+ FL NTBW-CK
NAMZ
$18.95If you're upgrading your '08+ Harley-Davidson FL with aftermarket performance components, you need a reliable throttle-by-wire harness that maintains OEM integrity and electronic stability. The NAMZ...21200662- SKU:
- 21200662
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- COLOR/FINISH:
- GREEN
- CONNECTOR PIN COUNT:
- 6 PINS
- CONNECTOR GENDER:
- MALE
- CONNECTOR TYPE:
- MINI MCL CONNECTOR
- PRODUCT NAME:
- CONNECTOR KIT
$18.95Qty in Cart: 0Quantity:Price:$18.95Subtotal: -
NAMZ Deutsch Connector Header - 8 Pin DTH-08
NAMZ
$25.95If you're building or repairing custom wiring harnesses, quality connectors are non-negotiable. The NAMZ Deutsch DTH-08 gives you OEM-grade connector components with the reliability of factory-spec...21200665- SKU:
- 21200665
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- COLOR/FINISH:
- GRAY
- PRODUCT NAME:
- WIRING CONNECTOR
- UNITS:
- EACH
- CONNECTOR PIN COUNT:
- 8 PINS
- TYPE:
- MATING CONNECTOR
- RIDING STYLE:
- STREET
- CONNECTOR GENDER:
- FEMALE
- CONNECTOR TYPE:
- DEUTSCH DT SERIES
$25.95 -
NAMZ Delphi OEM ƒÂ¢¢â€šÂ¬…“B+ƒÂ¢¢â€šÂ¬‚ Male Connector ND-MBP
NAMZ
$9.95If you're building a custom wiring harness or upgrading your electrical system, you need connectors that match OEM specifications for reliable, secure connections. The NAMZ Delphi OEM Male Connector...21200620- SKU:
- 21200620
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- CONNECTOR GENDER:
- MALE
- CONNECTOR PIN COUNT:
- 1 PIN
- CONNECTOR TYPE:
- DELPHI
- RIDING STYLE:
- STREET
- UNITS:
- 5 PACK
- COLOR/FINISH:
- GRAY
- PRODUCT NAME:
- WIRING CONNECTOR PACK
$9.95 -
NAMZ Molex MX 150 Connector - 3 Pin Female - Brown NM-33471-0303
NAMZ
$3.95When you're building or maintaining a custom wiring harness, connector reliability isn't negotiable—water intrusion and loose terminals will kill your project or worse, your engine management system...21200681- SKU:
- 21200681
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- CONNECTOR GENDER:
- FEMALE
- CONNECTOR PIN COUNT:
- 3 PINS
- CONNECTOR TYPE:
- MOLEX MX-150
- COLOR/FINISH:
- BROWN
- PRODUCT NAME:
- WIRING CONNECTOR
- RIDING STYLE:
- STREET
- TYPE:
- SINGLE ROW
- UNITS:
- EACH
$3.95Qty in Cart: 0Quantity:Price:$3.95Subtotal: -
NAMZ Rear Speaker Harness NHD-70160-11
NAMZ
$115.95If your ride came factory-equipped with front speakers only, you're leaving serious sound stage potential on the table. The NAMZ Rear Speaker Harness unlocks full-channel audio separation, letting...21200770- SKU:
- 21200770
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- TYPE:
- REAR SPEAKER
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- MODEL:
- TOUR PAK
- PRODUCT NAME:
- WIRING HARNESS
$115.95 -
NAMZ Front Turn Signal Relocation Harness - 36" NTSX-3602
NAMZ
$41.95If you're running a CANbus electrical system with handlebar-mounted switches, factory turn signal routing often limits your build flexibility. The NAMZ Front Turn Signal Relocation Harness gives you...21200785- SKU:
- 21200785
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 36'
- FEATURES:
- INCLUDES TERMINAL ENDS
- FEATURES:
- HEAT SHRINK
- PRODUCT NAME:
- WIRING HARNESS
- TYPE:
- TURN SIGNAL
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
$41.95 -
NAMZ Receptacle Kit MDR-4B
NAMZ
$8.95Whether you're rebuilding a wiring harness, replacing a failed connector, or upgrading to a more reliable electrical connection, the NAMZ Receptacle Kit MDR-4B delivers OEM-grade reliability in a...21200391- SKU:
- 21200391
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- BLACK
- CONNECTOR GENDER:
- MALE
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- CONNECTOR PIN COUNT:
- 4 PINS
- CONNECTOR TYPE:
- DEUTSCH DTM
- PRODUCT NAME:
- WIRING CONNECTOR
$8.95 -
NAMZ Receptacle Kit MDR-8B
NAMZ
$18.95If you're running custom wiring harnesses or replacing factory connectors on your race build, you need connectors that match OEM reliability without compromise. The NAMZ Receptacle Kit MDR-8B...21200393- SKU:
- 21200393
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- BLACK
- UNITS:
- KIT
- CONNECTOR GENDER:
- MALE
- CONNECTOR PIN COUNT:
- 8 PINS
- CONNECTOR TYPE:
- DEUTSCH DTM
- PRODUCT NAME:
- WIRING CONNECTOR
- RIDING STYLE:
- STREET
$18.95Qty in Cart: 0Quantity:Price:$18.95Subtotal: -
NAMZ Plug Kit MDP-4B
NAMZ
$8.95Reliable electrical connectivity is foundational to any precision-built engine management or auxiliary system. The NAMZ Plug Kit MDP-4B delivers OEM-grade connector performance in a compact,...21200396- SKU:
- 21200396
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- UNITS:
- KIT
- COLOR/FINISH:
- BLACK
- CONNECTOR PIN COUNT:
- 4 PINS
- CONNECTOR TYPE:
- DEUTSCH DTM
- PRODUCT NAME:
- WIRING CONNECTOR
- RIDING STYLE:
- STREET
- CONNECTOR GENDER:
- FEMALE
$8.95 -
NAMZ Stamped Crimp Pins 100PK - Sold Each MDR-PINS
NAMZ
$26.95Quality electrical connections are the foundation of reliable vehicle performance, and compromised crimp pins can cascade into intermittent faults, sensor failures, and unexpected downtime. NAMZ...21200399- SKU:
- 21200399
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- SILVER
- PRODUCT NAME:
- WIRING CONNECTOR
- CONNECTOR GENDER:
- MALE
- CONNECTOR PIN COUNT:
- 1 PIN
- RIDING STYLE:
- STREET
- CONNECTOR TYPE:
- DEUTSCH DTM
- UNITS:
- 100 PACK
$26.95 -
NAMZ Stamped Crimp Sockets 100PK - Sold Each MDP-SOCKETS
NAMZ
$45.95Reliable electrical connections are the foundation of any high-performance build, and substandard connectors invite intermittent failures, voltage drop, and catastrophic wiring issues. NAMZ Stamped...21200400- SKU:
- 21200400
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- CONNECTOR TYPE:
- DEUTSCH DTM
- PRODUCT NAME:
- WIRING CONNECTOR
- UNITS:
- 100 PACK
- COLOR/FINISH:
- SILVER
- CONNECTOR GENDER:
- FEMALE
- CONNECTOR PIN COUNT:
- 1 PIN
- RIDING STYLE:
- STREET
$45.95 -
NAMZ AMP 040 Connetors - 2 Wire NA-174056-2
NAMZ
$1.95Reliable electrical connections are non-negotiable in high-performance applications where vibration, heat, and load cycles demand rock-solid integrity. NAMZ AMP 040 connectors deliver the precision...21200401- SKU:
- 21200401
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- WIRING CONNECTOR
- TYPE:
- AMP 040
- COLOR/FINISH:
- BLACK
- CONNECTOR GENDER:
- MALE
- RIDING STYLE:
- STREET
- CONNECTOR PIN COUNT:
- 2 PINS
- CONNECTOR TYPE:
- AMP 040
$1.95 -
NAMZ AMP 040 Connetors - 4 Wire NA-174966-2
NAMZ
$4.95Reliable electrical connections are the foundation of any high-performance build, and substandard connectors introduce unwanted resistance and potential failure points in critical circuits. NAMZ AMP...21200403- SKU:
- 21200403
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- WIRING CONNECTOR
- UNITS:
- EACH
- CONNECTOR PIN COUNT:
- 4 PINS
- TYPE:
- AMP 040
- CONNECTOR GENDER:
- MALE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- CONNECTOR TYPE:
- AMP 040
$4.95 -
NAMZ AMP 040 Connetors - 4 Wire NA-174967-2
NAMZ
$3.95Reliable electrical connections are the foundation of any high-performance automotive system, and inferior connectors can introduce resistance, corrosion, and intermittent failures that compromise...21200404- SKU:
- 21200404
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- WIRING CONNECTOR
- TYPE:
- AMP 040
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- CONNECTOR TYPE:
- AMP 040
- RIDING STYLE:
- STREET
- CONNECTOR GENDER:
- FEMALE
- CONNECTOR PIN COUNT:
- 4 PINS
$3.95 -
NAMZ Terminal Cap 25PK - Female NA-175062-1
NAMZ
$7.95Reliable electrical connections are the backbone of any performance build, and cheap connectors invite corrosion, resistance, and unreliable starts when you need them most. NAMZ Terminal Cap 25-packs...21200405- SKU:
- 21200405
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- SILVER
- PRODUCT NAME:
- WIRING CONNECTOR
- TYPE:
- AMP 040
- CONNECTOR GENDER:
- FEMALE
- CONNECTOR PIN COUNT:
- 1 PIN
- CONNECTOR TYPE:
- AMP 040
- RIDING STYLE:
- STREET
- UNITS:
- 25 PACK
$7.95 -
NAMZ Terminal Cap 25PK - Male NA-175063-1
NAMZ
$20.95Whether you're rewiring a custom harness, repairing a damaged connector, or building a high-reliability electrical system from scratch, quality terminal caps are non-negotiable. The NAMZ 25-pack male...21200406- SKU:
- 21200406
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- SILVER
- TYPE:
- AMP 040
- CONNECTOR GENDER:
- MALE
- PRODUCT NAME:
- WIRING CONNECTOR
- RIDING STYLE:
- STREET
- UNITS:
- 25 PACK
- CONNECTOR TYPE:
- AMP 040
- CONNECTOR PIN COUNT:
- 1 PIN
$20.95 -
NAMZ AMP Mate-n-Lock Connector 72043-71 - 1 Pin Female NA-1-480349-0
NAMZ
$0.95Electrical connections are only as reliable as their weakest component—a corroded or damaged connector will compromise your entire system's performance and leave you stranded. The NAMZ AMP...21200409- SKU:
- 21200409
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- CONNECTOR GENDER:
- FEMALE
- RIDING STYLE:
- STREET
- CONNECTOR PIN COUNT:
- 1 PIN
- CONNECTOR TYPE:
- AMP MATE-N-LOK
- UNITS:
- EACH
- COLOR/FINISH:
- WHITE
- PRODUCT NAME:
- WIRING CONNECTOR
- TYPE:
- AMP
- WIRE/CABLE LENGTH IMPERIAL:
- 12'
$0.95 -
NAMZ AMP Mate-n-Lock Connector 70287-81A - 8 Pin Female NA-1-480283-0
NAMZ
$1.95Factory-quality electrical connections are non-negotiable in performance applications where reliability directly impacts your results. The NAMZ AMP Mate-n-Lock Connector delivers OEM-spec durability...21200414- SKU:
- 21200414
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- TYPE:
- AMP
- WIRE/CABLE LENGTH IMPERIAL:
- 12'
- CONNECTOR PIN COUNT:
- 8 PINS
- PRODUCT NAME:
- WIRING CONNECTOR
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- COLOR/FINISH:
- WHITE
- CONNECTOR GENDER:
- FEMALE
- CONNECTOR TYPE:
- AMP MATE-N-LOK
$1.95 -
NAMZ AMP Mate-n-Lock Connector 70293-87 - 10 Pin Female NA-1-480285-0
NAMZ
$2.95Reliable electrical connections are the foundation of any performance build, and factory connectors often fail under the demands of racing and high-amp applications. The NAMZ AMP Mate-n-Lock...21200415- SKU:
- 21200415
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- CONNECTOR PIN COUNT:
- 10 PINS
- CONNECTOR TYPE:
- AMP MATE-N-LOK
- UNITS:
- EACH
- CONNECTOR GENDER:
- FEMALE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- WHITE
- PRODUCT NAME:
- WIRING CONNECTOR
- TYPE:
- AMP
- WIRE/CABLE LENGTH IMPERIAL:
- 12'
$2.95 -
NAMZ Quick Disconnect 16-14 Gauge Wire - Male NIS-19164-0048
NAMZ
$47.95Quick disconnects are essential for any harness that requires frequent disassembly—whether you're swapping engine bays, pulling motors for service, or managing competition vehicles that need rapid...21200580- SKU:
- 21200580
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- PVC
- COLOR/FINISH:
- GREEN
- CONNECTOR TYPE:
- CRIMP STYLE
- FEATURES:
- HEAT SHRINK
- TYPE:
- QUICK-DISCONNECT
- WIRE GAUGE:
- 16-14 AWG
- CONNECTOR GENDER:
- MALE
- PRODUCT NAME:
- WIRING CONNECTOR
- RIDING STYLE:
- STREET
- UNITS:
- 25 PACK
$47.95
