Pontiac Grand Safari Wiring Harnesses & Electrical - OEM-Fit Harnesses & Components

Restore your Pontiac Grand Safari’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 Pontiac Grand Safari—restoring the wiring behind the dash, under the hood, and through the body to factory-correct, or factory-improved, condition.

Our Pontiac Grand Safari 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 Pontiac Grand Safari—not a close approximation.

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

1965-1966 Pontiac Grand Safari Transistor Ignition Amplifier Box Extension

internal circuit board to Transistor Ignition Auxiliary Harness,

$175.0
• SALE $174.95
Select Color/Material Options  
1965-1966 Pontiac Grand Safari Transistor Ignition Amplifier Box Extension
1963 Pontiac Grand Safari Transistor Ignition Auxiliary Harness

Transistor Ignition Auxiliary Harness for your 1963 Pontiac Grand Safari.

$170.0
• SALE $169.95
Select Color/Material Options  
1963 Pontiac Grand Safari Transistor Ignition Auxiliary Harness
1964 Pontiac Grand Safari Transistor Ignition Auxiliary Harness

Transistor Ignition Auxiliary Harness for your 1964 Pontiac Grand Safari.

$183.0
• SALE $182.95
Select Color/Material Options  
1964 Pontiac Grand Safari Transistor Ignition Auxiliary Harness
1965 Pontiac Grand Safari Transistor Ignition Auxiliary Harness

Transistor Ignition Auxiliary Harness for your 1965 Pontiac Grand Safari.

$228.0
• SALE $227.95
Select Color/Material Options  
1965 Pontiac Grand Safari Transistor Ignition Auxiliary Harness
1966 Pontiac Grand Safari Transistor Ignition Auxiliary Harness

Transistor Ignition Auxiliary Harness for your 1966 Pontiac Grand Safari.

$228.0
• SALE $227.95
Select Color/Material Options  
1966 Pontiac Grand Safari Transistor Ignition Auxiliary Harness

(532 Total Products)