The Classic Update Series from American Autowire is engineered for vehicles that demand more electrical capability than the original factory harness can provide. Each kit delivers everything needed to rewire your vehicle from headlight to tail light, supporting both stock restoration and modern upgrades such as electronic fuel injection, aftermarket gauges, and other popular accessories.
Built with today’s technology and materials, these kits offer modern performance, safety, and expandability while maintaining a vehicle-specific fit and appearance.
Key Features
Modern Electrical System: Equipped with an updated ATC-style fuse panel and GXL automotive-grade wire for superior durability and heat resistance.
Clearly Labeled Wiring: Every wire is printed with its circuit function every 3–5 inches for easy identification during installation.
Pre-Built Dash Harness: Includes American Autowire’s exclusive gauge cluster disconnect system, compatible with both stock and aftermarket instrument panels.
Engine & Front Light Harness: Features extra-long leads for flexible routing and compatibility with a variety of engine and transmission combinations.
Accessory Power Options: A six-way power plug provides a convenient, fused power source for aftermarket accessories and add-ons.
Simplified Gauge Integration: A dash light harness makes adding auxiliary or aftermarket gauges simple and clean.
Rear Body Harness: Includes extra-long leads for custom routing, plus a factory-style pass-through grommet for a secure installation.
High-Output Charging Support: Comes with a 175-amp MegaFuse kit and 6-gauge charge cable, ideal for high-output alternators and internally regulated systems.
Integrated Relays: Built-in headlight, fog light, and horn relays for reliable performance and reduced wiring complexity.
Authentic Connections: Includes original-style connectors, terminals, and lamp sockets to maintain a factory-like appearance.
Steering Column Compatibility: Supplied with a steering column adapter kit to mate seamlessly with both stock and aftermarket columns.
Switches Included: Kit comes complete with a 26-amp headlight switch featuring an internal circuit breaker, plus a new floor dimmer switch.
