1988 Jeep Wrangler Headlight Bulb Size

Factory light bulb sizes for headlight, fog light, turn signal, brake, and interior lights.

Quick Factory Answer

The 1988 Jeep Wrangler uses Dual H4 / 9003 for low beam and Dual H4 / 9003 for high beam.

Low Beam Headlight
Dual H4 / 9003
High Beam Headlight
Dual H4 / 9003
Fog Light Bulb
9006 / H11
Front Turn Signal
3157NA
Buy Dual H4 / 9003 Low Beam Bulbs on Amazon →Buy Dual H4 / 9003 High Beam Bulbs →Search LED Conversion Kits →

Full Automotive Light Bulb Chart

Low Beam HeadlightDual H4 / 9003
High Beam HeadlightDual H4 / 9003
Fog Light9006 / H11
Front Turn Signal3157NA
Rear Taillight / Brake Light3157
License Plate Light168 / 194
Reverse / Backup Light921

Other Factory Specs for 1988 Jeep Wrangler

🛢️ Oil Type & Capacity →🛞 Tire Size & Pressure →🌧️ Wiper Blade Sizes →📖 OEM Repair Manual →

Frequently Asked Questions

What size headlight bulb fits a 1988 Jeep Wrangler?
The 1988 Jeep Wrangler uses a Dual H4 / 9003 bulb for the low beam and a Dual H4 / 9003 bulb for the high beam.
Does a 1988 Jeep Wrangler use separate low and high beam bulbs?
No — it uses a single dual-filament bulb (Dual H4 / 9003) for both low and high beams.
What fog light bulb fits a 1988 Jeep Wrangler?
The 1988 Jeep Wrangler uses a 9006 / H11 bulb for the front fog lights.