What is the low beam headlight bulb size for a 2003 Subaru Outback?

The 2003 Subaru Outback uses a H1 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 2003 Subaru Outback?

The high beam bulb size for the 2003 Subaru Outback is 9005 LED.

Why are my 2003 Subaru Outback headlights dim?

Dim headlights on a 2003 Subaru Outback can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a H1 LED LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2003 Subaru Outback fog light?

The 2003 Subaru Outback uses a 9006 LED bulb for the fog light position.

Is the 2003 Subaru Outback single or dual beam?

The 2003 Subaru Outback uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 2003 Subaru Outback?

Yes, the 2003 Subaru Outback comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a H1 LED LED conversion kit for the low beams.

Does the 2003 Subaru Outback have fog lights?

Yes, the 2003 Subaru Outback takes a 9006 LED bulb for the fog light position.

How do I change the headlight on a 2003 Subaru Outback?

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 H1 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 2003 Subaru Outback?

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 H1 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 2003 Subaru Outback headlights?

A pair of halogen H1 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 2003 Subaru Outback?

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 H1 LED position are available as direct plug-and-play replacements.

This vehicle is part of the 2000–2004 Subaru Outback generation. All models in this range share identical light bulb sizes.

Fitment Guaranteed for 2003 Subaru Outback

What Size Bulbs Does a 2003 Subaru Outback 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 2003 Subaru Outback Have?

The 2003 Subaru Outback utilizes a refined lighting configuration featuring 13 distinct bulb positions. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate H1 LED low beam and 9005 LED high beam bulbs for precise light distribution. This model belongs to the early years of the Outback's 2000-2019 production span.

Can You Put LED Bulbs in a 2003 Subaru Outback?

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 H1 LED low beams, as they see the most use. Adding a matching 9005 LED LED kit later will complete the look and ensure consistent lighting performance. Don't forget the 9006 LED fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

2003 Subaru Outback Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	H1 LED	Buy H1 LED →
High Beam	9005 LED	Buy 9005 LED →
Fog Light	9006 LED	Buy 9006 LED →
Brake Light	912 LED	Buy 912 LED →
Side Marker	1157NA LED	Buy 1157NA LED →
Turn Signal Front	1156NA LED or 1157NA LED	Buy 1156NA LED or 1157NA LED →
Turn Signal Rear	1157 LED	Buy 1157 LED →
Reverse Light	1156	Buy 1156 →
Dome Light	DE3175	Buy DE3175 →
License Plate	168	Buy 168 →
Map Light	DE3175	Buy DE3175 →
Parking Light	1157NA	Buy 1157NA →
Trunk Light	2825	Buy 2825 →

Installation Guide

Open in YouTube →

Video suggestion: Installation GuideBy YouTube

Other Outback Years

2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2002 2001 2000

More from Subaru

B9 Tribeca BRZ Baja Brat Crosstek Forester Impreza Justy

Other Vehicles That Use H1 LED Bulbs

2011 Honda Odyssey 2010 Chevrolet Tahoe Hybrid 2009 Jeep Patriot 2007 Lexus LX470 2006 Acura RSX 2005 Mazda 6