Chevrolet El Camino Wiring Harnesses & Electrical - OEM-Fit Harnesses & Components

Restore your Chevrolet El Camino’s electrical system with precision-engineered wiring harnesses and electrical components designed specifically for your vehicle. Each harness is manufactured to match the original routing, connectors, and circuits of your Chevrolet El Camino—restoring the wiring behind the dash, under the hood, and through the body to factory-correct, or factory-improved, condition.

Our Chevrolet El Camino electrical lineup includes complete wiring harness sets, battery cables and ground straps, switches, electrical devices, and update/conversion products such as alternator upgrades and electronic ignition conversions. Every component is manufactured and tested to deliver dependable, factory-correct performance, and is organized by your vehicle’s exact year to ensure the harness or component you order is the one built for your Chevrolet El Camino—not a close approximation.

Use the Vehicle Selector above to find the correct wiring or electrical component for your Chevrolet El Camino, or browse below to explore available options. Whether you’re chasing judging points with a numbers-matching restoration or simply getting your Chevrolet El Camino running right, Factory Interiors makes it easy to restore your electrical system with wiring products proudly made in the USA.

1964-1975 Chevy El Camino Power Window Motor Adapter Harness

adapts "T" shaped motor connector to side by side blade type motor connector

1964 Chevy El Camino Speaker Adapter Harness

rear speaker, (wiring from rear speaker wire to speaker) Use when installing replacement or aftermarket speakers. Made with correct connector for hook-up to current GM replacement speaker and correct connector for connection to original wiring, or cut off connector for hook-up to current GM replacement speaker and solder wires directly to aftermarket speaker.

1965-1969 Chevy El Camino Speaker Adapter Harness

rear speaker, Chevelle (wiring from rear speaker wire to speaker, 1 required per speaker) Use when installing replacement or aftermarket speakers. Made with correct connector for hook-up to current GM replacement speaker and correct connector for connection to original wiring, or cut off connector for hook-up to current GM replacement speaker and solder wires directly to aftermarket speaker.

1970-1972 Chevy El Camino Speaker Adapter Lead Wires

front single center dash speaker, (wiring from speaker to speaker harness connector) Use when installing aftermarket speakers. Made to solder wires directly to aftermarket speaker and with correct connector for connection to original wiring.

1973-1977 Chevy El Camino Speaker Adapter Lead Wires

(wiring from speaker to speaker harness connector, 1 required per speaker) Use when installing aftermarket speakers. Made to solder wires directly to aftermarket speaker and with correct connector for connection to original wiring.

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