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...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...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
$99.95 -
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...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...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...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...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
$154.95 -
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,...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,...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...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...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...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...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...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...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...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...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...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...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...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...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
