Chevrolet Impala Wiring Harnesses & Electrical - OEM-Fit Harnesses & Components
Restore your Chevrolet Impala’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 Impala—restoring the wiring behind the dash, under the hood, and through the body to factory-correct, or factory-improved, condition.
Our Chevrolet Impala 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 Impala—not a close approximation.
Use the Vehicle Selector above to find the correct wiring or electrical component for your Chevrolet Impala, or browse below to explore available options. Whether you’re chasing judging points with a numbers-matching restoration or simply getting your Chevrolet Impala running right, Factory Interiors makes it easy to restore your electrical system with wiring products proudly made in the USA.
front single dash speaker, with manual radio (wire from radio to speaker) Use when installing original, replacement, or aftermarket speaker. Made with correct connector for hook-up to current GM replacement speaker and correct connector for connection to original radio or rear speaker fader switch wiring. You can cut off connector for hook-up to current GM replacement speaker and solder wires directly to original speaker (as was done originally) or aftermarket speaker.
speaker fader switch to radio, front speaker, and rear speaker, manual radio, with front single dash speaker & rear single speaker, except Station Wagon (solders directly to terminals on reverb switch assembly)
1958 Chevy Impala Ground Wire, built to original specification.
- Choose your exact application from the options above
- Each option lists the equipment and fitment it covers
with push button or Wonder Bar radio (wiring from inside radio to speaker) Use when installing original, 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 original speaker (as was done originally) or aftermarket speaker
front single dash speaker, Use when installing original, replacement, or aftermarket speaker. Made with correct connector for hook-up to current GM replacement speaker and correct connector for connection to original radio or radio harness. You can cut off connector for hook-up to current GM replacement speaker and solder wires directly to original speaker (as was done originally) or aftermarket speaker.
(729 Total Products)