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10 Best Kits Wiring Harnesses 2025 in the United States

From leading brands and best sellers available on the web.

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A-Team Per

A-Team Performance

A-Team Performance - Standalone Wiring Harness W/4L60E Drive by Cable - Compatible with 4.8 5.3 6.0 GM LS LS1 LS6 LS Truck Swap Vortec 1999-2003 - Easy to Use Wiring Harness - Includes Connectors

#1

Winner

CheeMuii 7

CheeMuii

CheeMuii 7 Way Trailer Cord and 7 Gang Junction Box Kit with 12V Breakaway Switch and Plug Holder Heavy Duty 8 FT Trailer Wiring Harness Kit for Trailers RVs Campers

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A-Team Per

A-Team Performance

A-Team Performance - Standalone Wiring Harness W/4L60E Drive by Cable - Compatible with 4.8 5.3 6.0 GM LS LS1 LS6 LS Truck Swap Vortec 1999-2003 - Easy to Use Wiring Harness - Includes Connectors

#2
JY PERFORM

JY PERFORMANCE

JY PERFORMANCE Universal 21 Circuit Wiring Harness Kit Extra Long Wire Standard Color 17 Fuses for GM Chevy Mopar Hotrods Ford Chrysler

#3
Nilight 16

Nilight

Nilight 16AWG LED Light Bar Wiring Harness Kit 12V On/Off 3 Gang LED Pod Lights Rocker Switch Panel Power Relay Fuse 5Pin Toggle Switch for Cars Boat ATV Trucks-6 Leads

#4
26FT Trail

WALSIO

26FT Trailer Wiring Harness Kit, 4 Pin 5 Wire Trailer Wiring Harness, Boat Trailer Wiring Harness, 5 Wire 4 Pin Flat Trailer Connector, for Connection of Tail Lights, Brake Lights and Turn Signals

#5
Nilight 10

Nilight

Nilight 10011W 16AWG Wiring Harness Kit-2 Leads LED Light Bar 12V On/Off 5 Pin Rocker Switch Power Relay Blade Fuse for Jeep Boat Trucks, 2 Years Warranty

#6
Nilight 10

Nilight

Nilight 10014W LED Light Bar Wiring Harness Kit 14AWG Heavy Duty 12V 5Pin Rocker Laser On Off Waterproof Switch Power Relay Blade Fuse-1 Lead, 2 Years Warranty

#7
Nilight 2P

Nilight

Nilight 2PCS 16 AWG 10 Feet Wiring Harness Extension Kit for LED Work Light Bar Led Pods Off Road Lights Driving Fog Light Boat Lighting, 2 Years Warranty,black

#8
Nilight -

Nilight

Nilight - 10013W NI -WA 07 LED Light Bar Wiring Harness Kit SASQUATCH LIGHTS 12V 5Pin Rocker Laser On off Waterproof Switch Power Relay Blade Fuse-2 Lead,2 Years Warranty

#9
Nilight Co

Nilight

Nilight Copper LED Light Bar Wiring Harness Kit - 1 Lead 12AWG Heavy Duty 12V On Off Switch Power Relay Blade Fuse for Off Road LED Work Light,2 Years Warranty

#10
Gonice 25F

Gonice

Gonice 25Ft 4 Pin Trailer Wiring Harness Kit with Black Nylon Protective Sleeve, 4 Pin 5 Wire Plug for Enhanced Durability - Wishbond Trailer Wire Kit

More products we considered

A-Team Performance - Alternator Plug Pigtail Wiring Harness Cable Wire - Compatible with Chevrolet GM 71 and Newer Vehicles PT2288

A-Team Performance - Alternator Plug Pigtail Wiring Harness Cable Wire - Compatible with Chevrolet GM 71 and Newer Vehicles PT2288

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A-Team Performance - 14-Circuit Basic Wire Kit Small Wiring Harness Cable - Compatible with Rat Street Rod Sand Car Truck

A-Team Performance - 14-Circuit Basic Wire Kit Small Wiring Harness Cable - Compatible with Rat Street Rod Sand Car Truck

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A-Team Performance 170072 HEI Distributor Battery and Tachometer Pigtail Wire - Electrical Wiring Harness - Includes 12 Volts with Locking Tab and a Shark Fin Design

A-Team Performance 170072 HEI Distributor Battery and Tachometer Pigtail Wire - Electrical Wiring Harness - Includes 12 Volts with Locking Tab and a Shark Fin Design

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A-Team Performance - 21 Standard Circuit Universal Wiring Harness Kit - Muscle Car Hot Rod XL Wire

A-Team Performance - 21 Standard Circuit Universal Wiring Harness Kit - Muscle Car Hot Rod XL Wire

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