What is the low beam headlight bulb size for a 2004 Infiniti G35?

The 2004 Infiniti G35 uses a HID-D2R 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 Infiniti G35?

The high beam bulb size for the 2004 Infiniti G35 is 9003 LED.

Why are my 2004 Infiniti G35 headlights dim?

Dim headlights on a 2004 Infiniti G35 can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a HID-D2R LED LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2004 Infiniti G35 fog light?

The 2004 Infiniti G35 uses a 9003 LED bulb for the fog light position.

Is the 2004 Infiniti G35 single or dual beam?

The 2004 Infiniti G35 uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 2004 Infiniti G35?

Yes, the 2004 Infiniti G35 comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a HID-D2R LED LED conversion kit for the low beams.

Does the 2004 Infiniti G35 have fog lights?

Yes, the 2004 Infiniti G35 takes a 9003 LED bulb for the fog light position.

How do I change the headlight on a 2004 Infiniti G35?

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 HID-D2R 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 Infiniti G35?

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 HID-D2R 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 Infiniti G35 headlights?

A pair of HID HID-D2R LED bulbs costs $50 to $150. 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 Infiniti G35?

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 HID-D2R LED position are available as direct plug-and-play replacements.

This vehicle is part of the 2003–2005 Infiniti G35 generation. All models in this range share identical light bulb sizes.

Fitment Guaranteed for 2004 Infiniti G35

What Size Bulbs Does a 2004 Infiniti G35 Use?

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

Installation Difficulty

Easy (Plug and Play)

Est. Replacement Cost

$50 - $150 (HID System)

What Lighting System Does the 2004 Infiniti G35 Have?

Owners of the 2004 Infiniti G35 will find a total of 13 lighting elements throughout the vehicle's exterior. It features an extensive lighting system powered by premium factory HID/Xenon technology utilizing D2R projector housings for high-intensity output. This model belongs to the early years of the G35's 2003-2008 production span.

Can You Put LED Bulbs in a 2004 Infiniti G35?

The 2004 Infiniti G35 is already equipped with factory D2R HID/Xenon headlights. Since HID technology already provides exceptional brightness, we recommend staying with high-quality OEM replacement bulbs rather than attempting an LED retrofit for the primary headlights. However, the 9003 LED fog lights are typically halogen and are excellent candidates for an LED upgrade to match the color temperature of your HID headlights.

2004 Infiniti G35 Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	HID-D2R LED	Buy HID-D2R LED →
High Beam	9003 LED	Buy 9003 LED →
Fog Light	9003 LED	Buy 9003 LED →
Brake Light	LED Bulb	Buy LED Bulb →
Side Marker	194 LED	Buy 194 LED →
Turn Signal Front	7440 LED	Buy 7440 LED →
Turn Signal Rear	7440 LED	Buy 7440 LED →
Dome Light	DE3175	Buy DE3175 →
License Plate	168	Buy 168 →
Map Light	DE3175	Buy DE3175 →
Parking Light	168	Buy 168 →
Reverse Light	921	Buy 921 →
Trunk Light	158	Buy 158 →

Installation Guide

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Other G35 Years

2008 2007 2006 2005 2003

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