What is the low beam headlight bulb size for a 2004 Mitsubishi Montero?

The 2004 Mitsubishi Montero uses a 9003 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 2004 Mitsubishi Montero?

The high beam bulb size for the 2004 Mitsubishi Montero is 9003 LED.

Why are my 2004 Mitsubishi Montero headlights dim?

Dim headlights on a 2004 Mitsubishi Montero can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a 9003 LED LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2004 Mitsubishi Montero fog light?

The 2004 Mitsubishi Montero uses a 9006 LED bulb for the fog light position.

Is the 2004 Mitsubishi Montero single or dual beam?

The 2004 Mitsubishi Montero uses a single bulb (dual filament) headlight system. This means one bulb controls both high and low beams.

Can I install LED bulbs on my 2004 Mitsubishi Montero?

Yes, the 2004 Mitsubishi Montero comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a 9003 LED LED conversion kit for the low beams.

Does the 2004 Mitsubishi Montero have fog lights?

Yes, the 2004 Mitsubishi Montero takes a 9006 LED bulb for the fog light position.

How do I change the headlight on a 2004 Mitsubishi Montero?

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 9003 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 2004 Mitsubishi Montero?

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 9003 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 2004 Mitsubishi Montero headlights?

A pair of halogen 9003 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 2004 Mitsubishi Montero?

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 9003 LED position are available as direct plug-and-play replacements.

Fitment Guaranteed for 2004 Mitsubishi Montero

What Size Bulbs Does a 2004 Mitsubishi Montero 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 2004 Mitsubishi Montero Have?

When it comes to nighttime visibility, the 2004 Mitsubishi Montero relies on an arrangement of 12 specialized bulbs. It features an extensive lighting system powered by a halogen-based setup where a single 9003 LED dual-filament bulb handles both low and high beam duties within the same reflector. This model belongs to the late years of the Montero's 1995-2006 production span.

Can You Put LED Bulbs in a 2004 Mitsubishi Montero?

Upgrading to LED is one of the most effective ways to modernize your Mitsubishi's appearance and safety profile. Since your Montero uses a single 9003 LED bulb for both high and low beams, ensure your chosen LED kit is "dual-beam" compatible. This allows the LED circuitry to mimic the two-filament design of the original halogen bulb. Don't forget the 9006 LED fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

2004 Mitsubishi Montero Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	9003 LED	Buy 9003 LED →
High Beam	9003 LED	Buy 9003 LED →
Fog Light	9006 LED	Buy 9006 LED →
Brake Light	921 LED	Buy 921 LED →
Side Marker	2825 LED	Buy 2825 LED →
Turn Signal Front	7440NA LED	Buy 7440NA LED →
Turn Signal Rear	7440NA LED	Buy 7440NA LED →
Dome Light	DE3175	Buy DE3175 →
License Plate	168	Buy 168 →
Parking Light	168	Buy 168 →
Reverse Light	7440	Buy 7440 →
Trunk Light	DE3175	Buy DE3175 →

Installation Guide

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Other Montero Years

2006 2005 2002 2001 2000 1999 1997 1996 1995

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