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Wiring Group

Wiring Group

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

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 100' Wire Spool - 18 Gauge - Gray/White NWR-89-100

    NAMZ 100' Wire Spool - 18 Gauge - Gray/White NWR-89-100

    NAMZ

    $32.95
    Whether you're wiring a custom harness, rebuilding an engine bay, or tackling electrical repairs, having quality wire on hand is non-negotiable. This 100-foot spool of 18-gauge wire gives you the flexibility to handle multiple projects without constant...
    21200515
    SKU:
    21200515
    Availability:
    Ships Same Business Day
    Weight:
    0.94 LBS
    RIDING STYLE:
    STREET
    WIRE/CABLE LENGTH IMPERIAL:
    100'
    MATERIAL:
    PVC
    PRODUCT NAME:
    BULK WIRE
    COLOR/FINISH:
    GRAY
    MATERIAL:
    COPPER
    UNITS:
    EACH
    WIRE GAUGE:
    18 AWG
    WIRE STRIPE COLOR:
    WHITE
    $32.95
    Qty in Cart: 0
    Quantity:
    Price:
    $32.95
    Subtotal:
  • NAMZ 100' Wire Spool - 18 Gauge - Green/Blue NWR-56-100

    NAMZ 100' Wire Spool - 18 Gauge - Green/Blue NWR-56-100

    NAMZ

    $32.95
    Whether you're rewiring a harness, upgrading electrical systems, or tackling custom fabrication, quality wire is non-negotiable. This 100-foot spool of 18-gauge wire gives you the length and gauge flexibility needed for most automotive electrical...
    21200516
    SKU:
    21200516
    Availability:
    Ships Same Business Day
    Weight:
    0.96 LBS
    COLOR/FINISH:
    GREEN
    WIRE GAUGE:
    18 AWG
    MATERIAL:
    COPPER
    MATERIAL:
    PVC
    PRODUCT NAME:
    BULK WIRE
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    WIRE STRIPE COLOR:
    BLUE
    WIRE/CABLE LENGTH IMPERIAL:
    100'
    $32.95
    Qty in Cart: 0
    Quantity:
    Price:
    $32.95
    Subtotal:
  • NAMZ 100' Wire Spool - 18 Gauge - Violet/Black NWR-70-100

    NAMZ 100' Wire Spool - 18 Gauge - Violet/Black NWR-70-100

    NAMZ

    $32.95
    Whether you're building a custom wiring harness, restoring a classic, or running a professional shop, having quality wire on hand is non-negotiable. This 100-foot spool of 18-gauge wire eliminates constant trips to the supplier and gives you the...
    21200521
    SKU:
    21200521
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    MATERIAL:
    PVC
    MATERIAL:
    COPPER
    PRODUCT NAME:
    BULK WIRE
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    WIRE STRIPE COLOR:
    BLACK
    WIRE/CABLE LENGTH IMPERIAL:
    100'
    COLOR/FINISH:
    VIOLET
    WIRE GAUGE:
    18 AWG
    $32.95
    Qty in Cart: 0
    Quantity:
    Price:
    $32.95
    Subtotal:
  • NAMZ 100' Wire Spool - 18 Gauge - White/Black NWR-90-100

    NAMZ 100' Wire Spool - 18 Gauge - White/Black NWR-90-100

    NAMZ

    $32.95
    Whether you're fabricating a custom wiring harness or repairing electrical systems on your race car, having quality wire in bulk is essential for any serious shop or DIY build. NAMZ's 100-foot spool gives you the flexibility to cut and run wire exactly...
    21200523
    SKU:
    21200523
    Availability:
    Ships Same Business Day
    Weight:
    0.96 LBS
    COLOR/FINISH:
    WHITE
    UNITS:
    EACH
    MATERIAL:
    COPPER
    MATERIAL:
    PVC
    PRODUCT NAME:
    BULK WIRE
    RIDING STYLE:
    STREET
    WIRE STRIPE COLOR:
    BLACK
    WIRE/CABLE LENGTH IMPERIAL:
    100'
    WIRE GAUGE:
    18 AWG
    $32.95
    Qty in Cart: 0
    Quantity:
    Price:
    $32.95
    Subtotal:
  • NAMZ 100' Wire Spool - 18 Gauge - White/Blue NWR-96-100

    NAMZ 100' Wire Spool - 18 Gauge - White/Blue NWR-96-100

    NAMZ

    $32.95
    Whether you're fabricating a custom wiring harness, upgrading an ignition system, or tackling electrical modifications in your shop, having quality wire on hand is non-negotiable. NAMZ's 100-foot spool eliminates the need for expensive bulk purchases or...
    21200524
    SKU:
    21200524
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    MATERIAL:
    COPPER
    UNITS:
    EACH
    COLOR/FINISH:
    WHITE
    WIRE GAUGE:
    18 AWG
    RIDING STYLE:
    STREET
    WIRE/CABLE LENGTH IMPERIAL:
    100'
    MATERIAL:
    PVC
    PRODUCT NAME:
    BULK WIRE
    WIRE STRIPE COLOR:
    BLUE
    Qty in Cart: 0
    Quantity:
    Price:
    $32.95
    Subtotal:
  • NAMZ 100' Wire Spool - 18 Gauge - White/Brown NWR-91-100

    NAMZ 100' Wire Spool - 18 Gauge - White/Brown NWR-91-100

    NAMZ

    $32.95
    Whether you're rewiring a custom harness, restoring a classic, or building a race rig from the ground up, having quality wire on hand eliminates trips back to the supplier mid-project. NAMZ 100' spools give you the length you need for most applications...
    21200525
    SKU:
    21200525
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    PRODUCT NAME:
    BULK WIRE
    RIDING STYLE:
    STREET
    WIRE/CABLE LENGTH IMPERIAL:
    100'
    COLOR/FINISH:
    WHITE
    WIRE GAUGE:
    18 AWG
    MATERIAL:
    COPPER
    UNITS:
    EACH
    WIRE STRIPE COLOR:
    BROWN
    MATERIAL:
    PVC
    $32.95
    Qty in Cart: 0
    Quantity:
    Price:
    $32.95
    Subtotal:
  • NAMZ 100' Wire Spool - 18 Gauge - White/Violet NWR-97-100

    NAMZ 100' Wire Spool - 18 Gauge - White/Violet NWR-97-100

    NAMZ

    $32.95
    When you're wiring custom harnesses, dash clusters, or auxiliary systems, you need reliable wire that won't compromise your build quality or electrical integrity. NAMZ 100' spools deliver consistent 18-gauge copper conductor in bulk, eliminating the...
    21200526
    SKU:
    21200526
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    PRODUCT NAME:
    BULK WIRE
    RIDING STYLE:
    STREET
    WIRE STRIPE COLOR:
    PURPLE
    WIRE/CABLE LENGTH IMPERIAL:
    100'
    MATERIAL:
    PVC
    MATERIAL:
    COPPER
    UNITS:
    EACH
    COLOR/FINISH:
    WHITE
    WIRE GAUGE:
    18 AWG
    $32.95
    Qty in Cart: 0
    Quantity:
    Price:
    $32.95
    Subtotal:
  • NAMZ Radio Connector 23 Position - Female - Harley Davidson NA-770680-1

    NAMZ Radio Connector 23 Position - Female - Harley Davidson NA-770680-1

    NAMZ

    $19.95
    Radio connector failures can leave you without communication on the road or track—a frustrating problem that's surprisingly common on Harley Davidson models. This NAMZ 23-position female connector is the hard-to-find replacement you need to restore...
    21200529
    SKU:
    21200529
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    CONNECTOR PIN COUNT:
    23 PINS
    TYPE:
    RADIO
    WIRE/CABLE LENGTH IMPERIAL:
    12'
    COLOR/FINISH:
    BLACK
    CONNECTOR GENDER:
    FEMALE
    PRODUCT NAME:
    WIRING CONNECTOR
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • NAMZ Radio Connector 35 Position - Female - Harley Davidson NA-776164-1

    NAMZ Radio Connector 35 Position - Female - Harley Davidson NA-776164-1

    NAMZ

    $26.95
    Factory radio connectors wear out, get lost, or become corroded—leaving you with a non-functional head unit or the headache of custom wiring. The NAMZ Radio Connector 35 Position is the OEM-equivalent solution that restores proper electrical contact and...
    21200530
    SKU:
    21200530
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    COLOR/FINISH:
    BLACK
    CONNECTOR GENDER:
    FEMALE
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    WIRING CONNECTOR
    WIRE/CABLE LENGTH IMPERIAL:
    12'
    CONNECTOR PIN COUNT:
    35 PINS
    TYPE:
    RADIO
    UNITS:
    EACH
    $26.95
    Qty in Cart: 0
    Quantity:
    Price:
    $26.95
    Subtotal:
  • NAMZ Terminal - Female NA-770854-1 NAMZ Terminal - Female NA-770854-1

    NAMZ Terminal - Female NA-770854-1

    NAMZ

    $13.95
    Factory radio connectors are notoriously difficult to source, especially for 98-13 models where original equipment parts have become scarce. This genuine NAMZ terminal eliminates the guesswork when restoring or upgrading your vehicle's audio system,...
    21200531
    SKU:
    21200531
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    WIRE/CABLE LENGTH IMPERIAL:
    12'
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    SILVER
    PRODUCT NAME:
    FEMALE TERMINAL
    CONNECTOR GENDER:
    FEMALE
    CONNECTOR PIN COUNT:
    1 PIN
    TYPE:
    RADIO
    UNITS:
    50 PACK
    $13.95
    Qty in Cart: 0
    Quantity:
    Price:
    $13.95
    Subtotal:
  • NAMZ Amp Install Kit - 8- Gauge Wire NAPK-8G

    NAMZ Amp Install Kit - 8- Gauge Wire NAPK-8G

    NAMZ

    $58.95
    Installing a quality amplifier requires proper gauge wiring and protection—cheap kits lead to voltage drop, poor sound quality, and potential electrical fires. The NAMZ Amp Install Kit eliminates guesswork by bundling all the correctly-sized components...
    21200534
    SKU:
    21200534
    Availability:
    Ships Same Business Day
    Weight:
    1.55 LBS
    CONNECTOR GENDER:
    FEMALE
    CONNECTOR TYPE:
    RING TERMINAL
    CONNECTOR TYPE:
    SPADE
    FEATURES:
    INCLUDES TERMINAL ENDS
    AMPS:
    50 A
    CONNECTOR TYPE:
    RCA CABLE
    PRODUCT NAME:
    AMPLIFIER WIRING KIT
    UNITS:
    KIT
    MATERIAL:
    COPPER
    RIDING STYLE:
    STREET
    WIRE GAUGE:
    8 AWG
    WIRE/CABLE LENGTH IMPERIAL:
    17'
    Qty in Cart: 0
    Quantity:
    Price:
    $58.95
    Subtotal:
  • NAMZ Amp Power Cable 3' NAP-RCA3

    NAMZ Amp Power Cable 3' NAP-RCA3

    NAMZ

    $7.95
    A quality amplifier power cable is fundamental to reliable audio performance in any high-end car audio installation. The NAMZ Amp Power Cable delivers the low-resistance conductivity your system demands, ensuring maximum power transfer from battery to...
    21200536
    SKU:
    21200536
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    CONNECTOR TYPE:
    RCA CABLE
    MATERIAL:
    COPPER
    TYPE:
    AUDIO CABLE
    UNITS:
    EACH
    COLOR/FINISH:
    BLUE
    PRODUCT NAME:
    RCA CABLE
    CONNECTOR GENDER:
    MALE
    RIDING STYLE:
    STREET
    WIRE/CABLE LENGTH IMPERIAL:
    3'
    $7.95
    Qty in Cart: 0
    Quantity:
    Price:
    $7.95
    Subtotal:
  • NAMZ Fuse Holder - AGU-Style NAP-AGUFH

    NAMZ Fuse Holder - AGU-Style NAP-AGUFH

    NAMZ

    $9.95
    A reliable fuse holder is non-negotiable in any high-performance electrical system—it protects your wiring harness and components from catastrophic failure. The NAMZ AGU-Style fuse holder delivers OEM-quality construction with nickel-plated contacts that...
    21200537
    SKU:
    21200537
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    TYPE:
    AGU
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    WIRE GAUGE:
    8-4 AWG
    COLOR/FINISH:
    CLEAR
    PRODUCT NAME:
    FUSE HOLDER
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • NAMZ Fuses - AGU - 30 Amp - 5 Pack NAP-AGU30

    NAMZ Fuses - AGU - 30 Amp - 5 Pack NAP-AGU30

    NAMZ

    $6.95
    A quality fuse might seem like a small detail, but it's your electrical system's first line of defense against catastrophic damage. When you're running upgraded alternators, high-demand lighting, or custom wiring harnesses, OEM fuses often can't handle...
    21200538
    SKU:
    21200538
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    AMPS:
    30 A
    PRODUCT NAME:
    FUSE
    TYPE:
    AGU
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    $6.95
    Qty in Cart: 0
    Quantity:
    Price:
    $6.95
    Subtotal:
  • NAMZ Fuses - AGU - 40 Amp - 5 Pack NAP-AGU40

    NAMZ Fuses - AGU - 40 Amp - 5 Pack NAP-AGU40

    NAMZ

    $6.95
    A reliable fuse is the first line of defense for your electrical system, protecting expensive components from catastrophic damage due to power surges or short circuits. NAMZ AGU fuses deliver consistent, dependable performance in high-amperage...
    21200539
    SKU:
    21200539
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    PRODUCT NAME:
    FUSE
    UNITS:
    5 PACK
    TYPE:
    AGU
    AMPS:
    40 A
    RIDING STYLE:
    STREET
    $6.95
    Qty in Cart: 0
    Quantity:
    Price:
    $6.95
    Subtotal:
  • NAMZ Fuses - AGU - 50 Amp - 5 Pack NAP-AGU50

    NAMZ Fuses - AGU - 50 Amp - 5 Pack NAP-AGU50

    NAMZ

    $6.95
    A quality fuse pack is essential insurance for your electrical system—protecting high-amperage circuits from catastrophic failure while maintaining reliable power delivery to critical components. NAMZ AGU fuses are engineered for demanding automotive and...
    21200540
    SKU:
    21200540
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    FUSE
    TYPE:
    AGU
    AMPS:
    50 A
    UNITS:
    5 PACK
    RIDING STYLE:
    STREET
    $6.95
    Qty in Cart: 0
    Quantity:
    Price:
    $6.95
    Subtotal:
  • NAMZ Deutsch Plug - 2 Pin - Gray DP-2G NAMZ Deutsch Plug - 2 Pin - Gray DP-2G

    NAMZ Deutsch Plug - 2 Pin - Gray DP-2G

    NAMZ

    $3.95
    If you're building custom wiring harnesses or maintaining factory-grade electrical connections, OEM-quality connectors are non-negotiable. The NAMZ Deutsch 2-Pin Gray connector delivers the same reliability found on factory harnesses while offering the...
    21200051
    SKU:
    21200051
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    CONNECTOR GENDER:
    MALE
    TYPE:
    WITH CLIP
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    GRAY
    CONNECTOR PIN COUNT:
    2 PINS
    PRODUCT NAME:
    WIRING CONNECTOR
    UNITS:
    EACH
    CONNECTOR TYPE:
    DEUTSCH DT SERIES
    $3.95
    Qty in Cart: 0
    Quantity:
    Price:
    $3.95
    Subtotal:
  • NAMZ Deutsch Plug - 2 Pin - Black DP-2B NAMZ Deutsch Plug - 2 Pin - Black DP-2B

    NAMZ Deutsch Plug - 2 Pin - Black DP-2B

    NAMZ

    $3.95
    If you're building custom wiring harnesses or restoring factory-quality electrical connections, using OEM-grade connectors is non-negotiable. The NAMZ Deutsch 2-Pin Plug delivers the same reliability found on production vehicles, with proven sealing...
    21200052
    SKU:
    21200052
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    TYPE:
    WITH CLIP
    CONNECTOR TYPE:
    DEUTSCH DT SERIES
    CONNECTOR PIN COUNT:
    2 PINS
    PRODUCT NAME:
    WIRING CONNECTOR
    COLOR/FINISH:
    BLACK
    CONNECTOR GENDER:
    MALE
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $3.95
    Qty in Cart: 0
    Quantity:
    Price:
    $3.95
    Subtotal:
  • NAMZ Deutsch Plug - 3 Pin - Gray DP-3G NAMZ Deutsch Plug - 3 Pin - Gray DP-3G

    NAMZ Deutsch Plug - 3 Pin - Gray DP-3G

    NAMZ

    $5.95
    Building or repairing custom wiring harnesses demands connectors that match OEM reliability without compromise. The NAMZ Deutsch 3-pin plug delivers the same corrosion-resistant construction found on factory harnesses, giving you a connector system you...
    21200053
    SKU:
    21200053
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    TYPE:
    WITH CLIP
    CONNECTOR GENDER:
    MALE
    PRODUCT NAME:
    WIRING CONNECTOR
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    COLOR/FINISH:
    GRAY
    CONNECTOR PIN COUNT:
    3 PINS
    CONNECTOR TYPE:
    DEUTSCH DT SERIES
    $5.95
    Qty in Cart: 0
    Quantity:
    Price:
    $5.95
    Subtotal:
  • NAMZ Deutsch Plug - 3 Pin - Black DP-3B NAMZ Deutsch Plug - 3 Pin - Black DP-3B

    NAMZ Deutsch Plug - 3 Pin - Black DP-3B

    NAMZ

    $5.95
    Building reliable wiring harnesses demands connectors you can trust. The NAMZ Deutsch Plug DP-3B delivers factory-grade durability with a silicon rubber seal that stands up to moisture and corrosion—the same connector standard used on OEM harnesses...
    21200054
    SKU:
    21200054
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    CONNECTOR TYPE:
    DEUTSCH DT SERIES
    TYPE:
    WITH CLIP
    CONNECTOR PIN COUNT:
    3 PINS
    COLOR/FINISH:
    BLACK
    CONNECTOR GENDER:
    MALE
    PRODUCT NAME:
    WIRING CONNECTOR
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $5.95
    Qty in Cart: 0
    Quantity:
    Price:
    $5.95
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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