Oldsmobile 98 Wiring Harnesses & Electrical - OEM-Fit Harnesses & Components

Restore your Oldsmobile 98’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 Oldsmobile 98—restoring the wiring behind the dash, under the hood, and through the body to factory-correct, or factory-improved, condition.

Our Oldsmobile 98 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 Oldsmobile 98—not a close approximation.

Use the Vehicle Selector above to find the correct wiring or electrical component for your Oldsmobile 98, or browse below to explore available options. Whether you’re chasing judging points with a numbers-matching restoration or simply getting your Oldsmobile 98 running right, Factory Interiors makes it easy to restore your electrical system with wiring products proudly made in the USA.

1954 Oldsmobile 98 Front Parking/Turn Signal Light Extension Repair Set

(includes pair of pre-assembled light sockets, boots, tubing, & wiring) NOTE: Designed to replace only the light sockets and wiring. Original front parking/turn signal light assembly was comprised of a bezel/housing with a non-removable light socket and wiring. Customer must decide best way to separate old, then re-attach new, light socket to bezel/housing.

1956-1958 Oldsmobile 98 Temperature Sending Unit Lead Repair Kit

for 2 flat blade terminal type sending units,

1963-1969 Oldsmobile 98 Temperature Sending Unit Lead Repair Kit

for 2 flat blade terminal type sending units,

1968 Oldsmobile 98 Terminal

driver side front door jamb courtesy/dome light switch, 1st design: with steel button head on front of switch (set of 6) Note: Some switches will require up to 3 terminals per switch.

(318 Total Products)