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 Front Turn Signal Extension - +15" NTSX-CB15
NAMZ
$39.95Installing taller handlebars on your bike shouldn't require cutting factory harnesses or custom wiring—that's where this extension comes in. The NAMZ Front Turn Signal Extension eliminates the guesswork by providing the exact additional length needed to...21200854- SKU:
- 21200854
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- WIRE HARNESS EXTENSION
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TYPE:
- FRONT TURN SIGNAL
- WIRE/CABLE LENGTH IMPERIAL:
- 15'
- COLOR/FINISH:
- BLACK
$39.95 -
NAMZ Handlebar Extension Harness 24" - Indian NHCX-ID24
NAMZ
$99.95If you're upgrading to extended handlebars on your Indian motorcycle, your OEM switch harness won't reach—leaving you with either expensive custom fabrication or compromised controls. The NAMZ Handlebar Extension Harness eliminates that problem with a...21200868- SKU:
- 21200868
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- PRODUCT NAME:
- WIRE HARNESS EXTENSION KIT
- WIRE/CABLE LENGTH IMPERIAL:
- 24'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- TYPE:
- HANDLEBAR
$99.95Qty in Cart: 0Quantity:Price:$99.95Subtotal: -
NAMZ Heated Grip Extension Harness - 24" - Indian NHGX-I24
NAMZ
$50.95Extended reach means you can route heated grips through custom handlebars or aftermarket configurations without compromising electrical integrity. This NAMZ harness eliminates the guesswork of splicing and soldering by offering a direct, plug-and-play...21200892- SKU:
- 21200892
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 24'
- COLOR/FINISH:
- BLACK
- TYPE:
- HEATED GRIP
- PRODUCT NAME:
- WIRE HARNESS EXTENSION
- UNITS:
- EACH
$50.95 -
NAMZ Replacement Delphi Connectors - Harley Davidson NHD-72485-07
NAMZ
$9.95Electrical connectors are critical failure points in high-performance wiring systems, especially in forced-induction and custom Harley applications where vibration and heat cycling demand reliable connections. NAMZ replacement connectors restore...21200893- SKU:
- 21200893
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- UNITS:
- KIT
- COLOR/FINISH:
- BLACK
- CONNECTOR PIN COUNT:
- 4 PINS
- CONNECTOR TYPE:
- DELPHI
- PRODUCT NAME:
- CONNECTOR KIT
- RIDING STYLE:
- STREET
- TYPE:
- DELPHI
$9.95 -
NAMZ 12 Volt Power Connection NHD-69200722
NAMZ
$26.95A reliable 12-volt power connection is fundamental to any auxiliary electrical system on your bike—whether you're running heated grips on winter rides, powering premium audio, or integrating modern conveniences like GPS and garage door openers. The NAMZ...21200894- SKU:
- 21200894
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- ADAPTER
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- ACCESSORY
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
$26.95Qty in Cart: 0Quantity:Price:$26.95Subtotal: -
NAMZ Handlebar Extension Harness - Harley Davidson NHCX-RK18
NAMZ
$154.95Running tall apehangers on your Harley means wrestling with cramped wiring and jury-rigged extensions—until now. The NAMZ Handlebar Extension Harness eliminates the headache of custom fabrication by delivering a factory-quality, plug-and-play solution...21200903- SKU:
- 21200903
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- TYPE:
- HANDLEBAR
- WIRE/CABLE LENGTH IMPERIAL:
- 20'
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- WIRE HARNESS EXTENSION
- UNITS:
- EACH
- RIDING STYLE:
- STREET
$154.95Qty in Cart: 0Quantity:Price:$154.95Subtotal: -
NAMZ Braided Flex Sleeving - Blue NBFS-BL
NAMZ
$14.95Clean wire and hose routing isn't just about aesthetics—it's about protecting critical engine components from heat, abrasion, and UV damage. NAMZ Braided Flex Sleeving provides a durable, professional-grade solution that keeps your harnesses organized...21200904- SKU:
- 21200904
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- BLUE
- UNITS:
- EACH
- PRODUCT NAME:
- WIRE HARNESS SLEEVE KIT
- RIDING STYLE:
- STREET
$14.95Qty in Cart: 0Quantity:Price:$14.95Subtotal: -
NAMZ Braided Flex Sleeving - Red NBFS-RE
NAMZ
$14.95Clean wire and cable management isn't just about aesthetics—it's about protection and longevity. NAMZ Braided Flex Sleeving shields your electrical runs, fuel lines, and hoses from abrasion, heat, and UV damage while maintaining a professional appearance...21200906- SKU:
- 21200906
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- WIRE HARNESS SLEEVE KIT
- UNITS:
- EACH
- COLOR/FINISH:
- RED
- RIDING STYLE:
- STREET
$14.95Qty in Cart: 0Quantity:Price:$14.95Subtotal: -
NAMZ Braided Flex Sleeving - Yellow NBFS-YE
NAMZ
$14.95Clean wiring harnesses separate amateur builds from professional-grade installations. NAMZ Braided Flex Sleeving protects your loom from heat, abrasion, and road debris while delivering a finished appearance that reflects the quality of your work...21200907- SKU:
- 21200907
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- WIRE HARNESS SLEEVE KIT
- UNITS:
- EACH
- COLOR/FINISH:
- YELLOW
$14.95 -
NAMZ Braided Flex Sleeving - Orange NBFS-OR
NAMZ
$14.95Professional-grade braided flex sleeving protects fuel lines, brake lines, and wiring harnesses from abrasion, heat, and impact while maintaining a clean, organized engine bay aesthetic. NAMZ sleeving is constructed from durable, flame-resistant material...21200908- SKU:
- 21200908
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- WIRE HARNESS SLEEVE KIT
- UNITS:
- EACH
- COLOR/FINISH:
- ORANGE
- RIDING STYLE:
- STREET
$14.95 -
NAMZ Braided Flex Sleeving - White NBFS-WH
NAMZ
$14.95Protect your wiring harnesses and cables from abrasion, heat damage, and environmental degradation with NAMZ Braided Flex Sleeving. This professional-grade white sleeving offers clean cable management while maintaining the reliability your build demands...21200911- SKU:
- 21200911
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- WIRE HARNESS SLEEVE KIT
- COLOR/FINISH:
- WHITE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$14.95 -
NAMZ Adhesive Lined Heat Shrink - 5/16" NAHS-516
NAMZ
$32.95Moisture infiltration is one of the fastest ways to degrade electrical connections and create intermittent failures that are nearly impossible to diagnose. The NAMZ Adhesive Lined Heat Shrink provides a sealed, weatherproof barrier around wire splices...21200913- SKU:
- 21200913
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- DIAMETER METRIC:
- 7.9 MM
- PRODUCT NAME:
- SHRINK TUBING
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$32.95 -
NAMZ Adhesive Lined Heat Shrink - 1/2" NAHS-012
NAMZ
$39.95Moisture infiltration is the silent killer of electrical connections in high-performance applications. The NAMZ Adhesive Lined Heat Shrink provides a sealed, weatherproof barrier around critical splice points, ensuring your wiring harness maintains...21200914- SKU:
- 21200914
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- DIAMETER METRIC:
- 12.7 MM
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SHRINK TUBING
- UNITS:
- EACH
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
NAMZ Delphi Engine Temp Connector 72273-95 ND-12162193-B
NAMZ
$4.95Engine temperature monitoring is critical to preventing catastrophic failures during high-performance driving. The NAMZ Delphi Engine Temp Connector ND-12162193-B provides a secure, reliable connection for your engine temperature sensor, ensuring...21200627- SKU:
- 21200627
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- CONNECTOR PIN COUNT:
- 3 PINS
- PRODUCT NAME:
- ENGINE TEMPERATURE CONNECTOR
- UNITS:
- EACH
- CONNECTOR GENDER:
- MALE
- CONNECTOR TYPE:
- DELPHI
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
$4.95 -
NAMZ Rear Speaker Harness NAP-SRRS-01
NAMZ
$57.95If you're running a factory radio in your Harley and want to unlock rear speaker capability, this harness is your direct path to a full stereo setup without rewiring your entire bike. The NAMZ Rear Speaker Harness integrates seamlessly with OEM radio...21200628- SKU:
- 21200628
- Availability:
- Ships Same Business Day
- Weight:
- 0.36 LBS
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- MODEL:
- CUSTOM
- RIDING STYLE:
- STREET
- TYPE:
- REAR SPEAKER
- PRODUCT NAME:
- WIRING HARNESS
$57.95 -
NAMZ Front Turn Signal Extension - 36" NTSX-3601
NAMZ
$41.95If you're running CANbus electronics on a modern cruiser or touring bike, handlebar-mounted switches can clutter your controls and limit your custom wiring options. The NAMZ Front Turn Signal Extension relocates your turn signals away from the switch...21200629- SKU:
- 21200629
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- FEATURES:
- HEAT SHRINK
- TYPE:
- TURN SIGNAL
- PRODUCT NAME:
- WIRING HARNESS
- FEATURES:
- INCLUDES TERMINAL ENDS
- WIRE/CABLE LENGTH IMPERIAL:
- 36'
- CONNECTOR TYPE:
- CAN BUS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$41.95 -
NAMZ Rear Speaker Harness NHD-70160-06
NAMZ
$115.95If you're running an aftermarket radio setup or factory head unit with rear speaker capability, you need properly terminated harness connections to deliver clean audio signals to your rear speakers without compromise. The NAMZ Rear Speaker Harness...21200630- SKU:
- 21200630
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- PRODUCT NAME:
- WIRING HARNESS
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TYPE:
- REAR SPEAKER
- COLOR/FINISH:
- BLACK
- MODEL:
- TOUR PAK
$115.95Qty in Cart: 0Quantity:Price:$115.95Subtotal: -
NAMZ USB Extension Cable - Universal NUSB-EC01
NAMZ
$11.95If you're running an aftermarket head unit with an external MP3 adapter or USB storage device, cable management and accessibility become critical—this extension cable solves both problems at once. The 10-foot length keeps your audio files and adapter...21200545- SKU:
- 21200545
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- CONNECTOR TYPE:
- USB A
- PRODUCT NAME:
- EXTENSION CABLE
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 10'
- COLOR/FINISH:
- CLEAR
- UNITS:
- EACH
$11.95 -
NAMZ Molex MX 150 Connector - 2 Pin Male - Black NM-33481-0201
NAMZ
$5.95Reliable electrical connections are the foundation of any properly functioning automotive system, and connector failures can leave you stranded or cause costly damage. The NAMZ Molex MX 150 is engineered for durability with a watertight design that...21200650- SKU:
- 21200650
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- CONNECTOR PIN COUNT:
- 2 PINS
- CONNECTOR TYPE:
- MOLEX MX-150
- PRODUCT NAME:
- WIRING CONNECTOR
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- CONNECTOR GENDER:
- MALE
- RIDING STYLE:
- STREET
- TYPE:
- SINGLE ROW
$5.95 -
NAMZ JAE MX-1900 Connector 72906-11 - 2 Pin Female NJ-2S51
NAMZ
$3.95Reliable electrical connectors are the backbone of any high-performance wiring harness, and the NAMZ JAE MX-1900 delivers the precision fitment and durability your racing build demands. This 2-pin female connector integrates seamlessly into custom...21200659- SKU:
- 21200659
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- BLACK
- CONNECTOR GENDER:
- FEMALE
- RIDING STYLE:
- STREET
- CONNECTOR PIN COUNT:
- 2 PINS
- PRODUCT NAME:
- WIRING CONNECTOR
- UNITS:
- EACH
- CONNECTOR TYPE:
- MX-1900
$3.95
