What is the low beam headlight bulb size for a 1984 Subaru Brat?

The 1984 Subaru Brat uses a H4656 LED bulb for the low beam headlights. We recommend upgrading to LED for better visibility.

What is the high beam headlight bulb size for a 1984 Subaru Brat?

The high beam bulb size for the 1984 Subaru Brat is H4651 LED.

Why are my 1984 Subaru Brat headlights dim?

Dim headlights on a 1984 Subaru Brat can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a H4656 LED LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 1984 Subaru Brat fog light?

The 1984 Subaru Brat uses a LED Fog Light bulb for the fog light position.

Is the 1984 Subaru Brat single or dual beam?

The 1984 Subaru Brat uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 1984 Subaru Brat?

Yes, the 1984 Subaru Brat comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a H4656 LED LED conversion kit for the low beams.

Does the 1984 Subaru Brat have fog lights?

Yes, the 1984 Subaru Brat takes a LED Fog Light bulb for the fog light position.

How do I change the headlight on a 1984 Subaru Brat?

Turn off the vehicle and open the hood. Locate the headlight assembly from behind, remove the dust cover or retaining clip, disconnect the wiring harness, twist the old H4656 LED bulb counter-clockwise to remove it, then insert the new bulb and reassemble. The whole process typically takes 10 to 30 minutes per side depending on accessibility.

Are LED headlights legal for a 1984 Subaru Brat?

LED bulbs used off-road or in auxiliary lights are legal everywhere. For on-road headlight use, legality varies by state. Many states allow LED retrofits as long as the beam pattern meets DOT standards. For the best legal compliance, choose a DOT-approved H4656 LED LED kit that is designed as a direct replacement and produces a proper cutoff pattern without excessive glare.

How much does it cost to replace 1984 Subaru Brat headlights?

A pair of halogen H4656 LED bulbs costs $15 to $40, while LED conversion kits run $25 to $60 per pair. If you have a shop do the work, expect an additional $20 to $50 in labor per bulb. Replacing them yourself at home saves the labor cost and usually takes under 30 minutes.

What is the difference between halogen and LED for a 1984 Subaru Brat?

Halogen bulbs produce a warm yellow light (around 3200K), last 500 to 1000 hours, and draw more power. LED bulbs emit a brighter white light (5000-6000K), last 25,000+ hours, and use less energy. LED upgrades for the H4656 LED position are available as direct plug-and-play replacements.

This vehicle is part of the 1982–1987 Subaru Brat generation. All models in this range share identical light bulb sizes.

Fitment Guaranteed for 1984 Subaru Brat

What Size Bulbs Does a 1984 Subaru Brat Use?

Correct headlight, fog light, and tail light bulb sizes. Sourced from OEM catalog data.

Installation Difficulty

Easy (Plug and Play)

Est. Replacement Cost

$15 - $40 (Halogen) / $30+ (LED)

What Lighting System Does the 1984 Subaru Brat Have?

When it comes to nighttime visibility, the 1984 Subaru Brat relies on an arrangement of 12 specialized bulbs. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate H4656 LED low beam and H4651 LED high beam bulbs for precise light distribution. This model belongs to the mid years of the Brat's 1979-1987 production span.

Can You Put LED Bulbs in a 1984 Subaru Brat?

Upgrading to LED is one of the most effective ways to modernize your Subaru's appearance and safety profile. We recommend starting your upgrade with the H4656 LED low beams, as they see the most use. Adding a matching H4651 LED LED kit later will complete the look and ensure consistent lighting performance. Don't forget the LED Fog Light fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

1984 Subaru Brat Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	H4656 LED	Buy H4656 LED →
High Beam	H4651 LED	Buy H4651 LED →
Fog Light	LED Fog Light	Buy LED Fog Light →
Brake Light	194 LED	Buy 194 LED →
Side Marker	1156 LED	Buy 1156 LED →
Turn Signal Front	1156 LED	Buy 1156 LED →
Turn Signal Rear	1156 LED	Buy 1156 LED →
Reverse Light	1156	Buy 1156 →
Dome Light	DE3175	Buy DE3175 →
License Plate	194	Buy 194 →
Parking Light	1157NA	Buy 1157NA →
Trunk Light	168	Buy 168 →

Installation Guide

Open in YouTube →

Video suggestion: Installation GuideBy YouTube

Other Brat Years

1987 1986 1985 1983 1982 1981 1980 1979

More from Subaru

B9 Tribeca BRZ Baja Crosstek Forester Impreza Justy Legacy

Other Vehicles That Use H4656 LED Bulbs

1991 Chrysler New Yorker 1990 Toyota Land Cruiser 1989 Plymouth Gran Fury 1989 Volvo 740 1988 Chrysler LeBaron 1987 Ford Crown Victoria