Description:
Designed for flexibility, reliability, and complete electrical control, the JY PERFORMANCE Universal 21 Circuit Wiring Harness Kit is an all-in-one wiring solution for classic cars, hot rods, restorations, and custom builds. Featuring extra-long, standard color-coded wires and a clearly labeled layout, this harness simplifies complex wiring jobs and helps ensure accurate, trouble-free installation.
Constructed with high-quality copper core wire, the harness offers excellent electrical conductivity, high ductility, and strong resistance to corrosion for long-term durability. Each wire is clearly labeled every 5 inches, making circuit identification fast and reducing installation errors. The integrated 17-fuse fuse block provides dependable circuit protection to safeguard your vehicle’s electrical system.
This 21-circuit wiring harness supports a wide range of essential systems, including lighting, ignition, accessories, and power features. Designed with GM-style connectors and universal compatibility, it is ideal for GM, Chevy, Mopar, Ford, Chrysler, and many other classic or custom vehicles. Whether you’re rewiring a hot rod or upgrading an older electrical system, this kit delivers a clean, organized, and professional solution.
Vehicle Compatibility:
Universal fit for most classic and custom vehicles, including:
- GM / GMC / Chevrolet
- Ford / Mercury
- Chrysler / Dodge / Plymouth
- Mopar
- Hot Rods & Rat Rods
- Custom and restoration projects
(Professional installation recommended)
Circuit Coverage (21 Circuits):
- Horn
- Cooling Fan
- Dome Light
- Hazard Lights
- Radio
- Cigarette Lighter / Power Outlet
- Door Locks
- Brake Lights
- Headlights
- Trunk Light
- Gauges
- Backup Lights
- Cruise Control
- Wipers
- Choke
- Ignition Coil
- Air Conditioning
- Electric Fuel Pump
- Power Windows
- Turn Signals
Kit Includes:
- 21-Circuit Universal Wiring Harness
- Integrated Fuse Block with 17 Fuses
- Extra-long, color-coded, clearly labeled wires
Material:
High-quality copper core wiring with durable insulation
Connector Type:
GM-Style Connectors
Weight:
Approx. 4.25 kg (9.4 lb)
Warranty & Notes:
Manufacturer-backed quality assurance.
Universal harnesses vary by application—professional consultation is recommended before installation for best results.