Wiring Harnesses | Pigtails | Relay Harnesses

From retrofitting xenon projectors to preventing hyper-flash from LED turn signals, we’ve got you covered with simple plug-and-play harnesses, resistors and everything in-between. Browse through our selection, we have all the right products to make installation a breeze for virtually every application.

Showing 1–50 of 74 results

  • 5-Pin Female & Male JST Connector Pigtail

    SKU: RGBW5PIN $1.95 Select options
  • H11 Female Bulb Socket Pigtail Wiring

    SKU: 528966 $5.95 Select options
  • HKP™ Capacitor HID Relay Wiring Harness

    SKU: HKP2027 $29.95 Select options
  • Ford Superduty OEM LED Conversion Harness (2017+)

    SKU: H121 $350.00 Select options
  • HKP™ LED Light Bar & Auxiliary Light Static Reducer

    SKU: 201603H19 $14.95 Add to cart
  • DT Connector Y Splitter | Light Bar & Auxiliary Lights

    SKU: 400122 $9.95 Add to cart
  • Diode Dynamics Heavy-Duty HID Relay Harness

    SKU: 477255 $40.00 Select options
  • Male Bi-Xenon Solenoid Pigtail

    SKU: 528965 $5.00 Select options
  • OE Ballast > 9006 Adapters

    SKU: 528951 $20.00 Select options
  • Matsushita Ballast Input Pigtail

    SKU: 528959 $7.95 Select options
  • Morimoto 9006 HID Extension Cords

    SKU: 528964 $15.00 Select options
  • Diode Dynamics 2015-2017 Ford Mustang 4th Brake Light

    SKU: DD3017 $80.00 Add to cart
  • Inline Radio Static EMI Filters

    SKU: 902777 $10.00 Select options
  • LED Light Wiring Harness | 12V Cigarette Lighter

    SKU: 772115 $14.95 Add to cart
  • TOTRON Quad Output Auxiliary Wiring Harness

    SKU: THS312D14 $29.95 Add to cart
  • Morimoto Quad Bi-Xenon Wiring Harness Kit

    SKU: 422256 From: $65.00 Select options
  • F150 OEM LED Conversion Harness (2015+)

    SKU: H120 $300.00 Select options
  • Deutsch DT Series 4 Pin Connector Kit 16-20 AWG

    SKU: 551615 $9.95 Add to cart
  • LumaWerx™ 9G LED Headlight Error Cancellers

    SKU: PL1701J1 $19.95 Select options
  • Morimoto 2Stroke LED Anti-Flicker Harnesses

    SKU: 735965 $20.00 Select options
  • HID AMP Connector Kit

    SKU: 121014 $5.95 Add to cart
  • Radio Static Reducer Rings

    SKU: 902115 $7.95 Select options
  • Morimoto Dual Output Motorcycle HID Harness (H11)

    SKU: 189223 $28.00 Select options
  • Morimoto Dual Output Motorcycle HID Harness (H4)

    SKU: 189217 $28.00 Select options
  • Morimoto Dual Output Motorcycle HID Harness (H7)

    SKU: 189222 $28.00 Select options
  • H11 Female to 9005/9006/H10 Male Converter Socket

    SKU: 402114 $5.95 Add to cart
  • TOTRON DT/ATP Plug with Cable for Wiring Harness

    SKU: 772114-2 $7.95 Select options
  • H13 to H4 Headlight Wiring Adapter

    SKU: 902114 $8.95 Add to cart
  • 9004 9007 Headlight Wiring Plug Converter

    SKU: 902113 $6.95 Add to cart
  • Morimoto Mopar Spec: 9004/9007 Bi-Xenon Harness

    SKU: 511116 $72.50 Select options
  • Morimoto Mopar Spec: H13/9008 Bi-Xenon HID Harness

    SKU: 511115 $60.00 Select options
  • JST Mini Halo Connectors and Pins

    SKU: 121013 $2.95 Select options
  • 9007 HB5 to H4 9003 Headlight Wiring Conversion Adapter

    SKU: 111211 $7.95 Add to cart
  • Morimoto Single Output Motorcycle HID Harness (H11)

    SKU: 189289 $24.00 Select options
  • Morimoto Single Output Motorcycle HID Harness (H4)

    SKU: 189290 $24.00 Select options
  • Morimoto Single Output Motorcycle HID Harness (H7)

    SKU: 189288 $24.00 Select options
  • Morimoto Amp to D2S Ballast Adapter (Straight)

    SKU: H360 $7.95 Select options
  • Mopar Spec 2015+ Low Beam HID Harness

    SKU: 511114 $100.00 Select options
  • Delphi Weather Pack 2 Pin Sealed Connector Kit: 16-14 GA

    SKU: 551614 $8.95 Add to cart
  • Delphi Weather Pack 1 Way Sealed Connector Kit: 12-10 GA

    SKU: 121012 $5.95 Add to cart
  • H4/9003 Motorcycle Bi-Xenon Hi/Lo HID Harness

    SKU: 189213 $14.95 Add to cart
  • TOTRON Dual Light Bar Wiring Harness – 2 Bars / 1 Harness

    SKU: THS312A14 $49.95 Add to cart
  • TOTRON Light Bar Wiring Harness – 120W+

    SKU: THS311A14 $29.95 Add to cart
  • TOTRON Single Light Bar Wiring Harness – Up to 120W

    SKU: THS311D16 $29.95 Add to cart
  • TOTRON Dual Output Auxiliary Wiring Harness

    SKU: THS312D16 $29.95 Add to cart
  • Denso Ballast Input Pigtail

    SKU: 411211 $7.95 Select options
  • Denso Ballast Input Pigtail

    SKU: PL2016JX9 $7.95 Select options
  • 9004/9007 Headlight Wiring Socket Adapter | Male & Female

    SKU: 409919 $5.95 Select options
  • H13 9008 Headlight Wiring Pigtail | Male & Female

    SKU: 708880 $5.95 Select options
  • 9004/9007 to H13/9008 Headlight Wiring Conversion Adapter

    SKU: 402112 $7.95 Add to cart