4-inch sealed-beam H4 conversion for 1987-1989 Cadillac Brougham low- and high-beam applications. Verify the exact model year and factory headlight size/layout before ordering.

Fitment & Configuration

Listed application: 1987-1989 Cadillac Brougham. This listing is for a sealed-beam conversion using replaceable H4 bulbs. Other years, models and headlight layouts are not confirmed.

Source-Supported Details

The source lists metal conversion housings, glass lenses, 12V operation, a standard H4 plug and H4 bulbs. The package list identifies the conversion housings and H4 bulbs.

Installation & Pre-Purchase Check

The source estimates 30-90 minutes for installation, notes some vehicles may require minor trimming and recommends professional installation. Verify headlight size/layout, mounting condition, connector and wiring condition before purchase, then align the lamps after installation.

Warranty & Compliance

The source lists a 1-year limited manufacturer warranty. H4 conversions may change the original beam pattern; proper alignment is important. Confirm the vehicle-lighting requirements that apply where the vehicle is operated.

Frequently Asked Questions

Which vehicle is listed?

1987-1989 Cadillac Brougham.

What does the source list in the package?

Sealed-beam conversion housings and H4 light bulbs.

What should I verify before ordering?

Verify exact year/model, factory headlight size/layout, mounting condition, H4 connector and wiring condition.

What should be checked after installation?

Check headlight function and alignment, and confirm applicable vehicle-lighting requirements.

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Cadillac and Brougham are trademarks/names of their respective owners and are used only to identify compatibility. People Auto Parts is not affiliated with or endorsed by the vehicle manufacturer.