Chevrolet Wiring Harnesses & Electrical - OEM-Fit Harnesses & Components
Restore your Chevrolet ’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 —restoring the wiring behind the dash, under the hood, and through the body to factory-correct, or factory-improved, condition.
Our Chevrolet 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 —not a close approximation.
Use the Vehicle Selector above to find the correct wiring or electrical component for your Chevrolet , or browse below to explore available options. Whether you’re chasing judging points with a numbers-matching restoration or simply getting your Chevrolet running right, Factory Interiors makes it easy to restore your electrical system with wiring products proudly made in the USA.
Bel Air
Biscayne
Brookwood
C10
C10 Suburban
C15
C1500
C1500 Suburban
C20
C20 Panel
C20 Suburban
C2500
C2500 Suburban
C30
C3500
Camaro
Caprice
Chevelle
Chevy II
CK
Corvair
Corvair Truck
Corvette
Corvette Z06
Del Ray
El Camino
Fleetline
Fleetmaster
Impala
K10
K10 Suburban
K1500
K1500 Suburban
K20
K20 Panel
K20 Suburban
K2500
K2500 Suburban
K30
K3500
K5 Blazer
Kingswood
Malibu
Monte Carlo
Monza
Nomad
Nova
One-Fifty Series
Parkwood
R10
R10 Suburban
R1500 Suburban
R20
R2500 Suburban
R30
S10
S10 Blazer
Styleline Deluxe
Styleline Special
Stylemaster Series
Suburban
Suburban 1500
Suburban 2500
Townsman
Truck
Two-Ten Series
V10
V10 Suburban
V1500 Suburban
V20
V20 Suburban
V2500 Suburban
V30
Vega
Yeoman
6 volt converted to 12 volt, with 1973-85 SI series internally regulated alternator Note: This harness is used along with the existing stock harnesses or CUSTOM DESIGN SERIES WIRING HARNESS SET part #30905. Use when converting a 6 volt to a 12 volt system.
6 Cyl. Note: This harness is built using non-cloth braided wire with additional wiring for turn signals, 2 rear taillights, and includes installation diagrams. PLUS, provisions and diagrams for the ignition system if changing to a 12 volt electrical system. Harnesses route and install as original.
12 volt system specifically for 1947-55 models produced with 6 volt electrical system. Designed with the foresight, engineering, and flexibility to bring your electrical system up to date. Choose the routing of the wiring to fit your needs and accommodate all of the most popular custom/aftermarket and reproduction/original accessories available!!!! Includes many of the vehicle's basic electrical devices and detailed instructions!!!!
12 volt system specifically for 1947-55 models produced with 6 volt electrical system. Designed with the foresight, engineering, and flexibility to bring your electrical system up to date. Choose the routing of the wiring to fit your needs and accommodate all of the most popular custom/aftermarket and reproduction/original accessories available!!!! Includes many of the vehicle's basic electrical devices and detailed instructions!!!!
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