What is the low beam headlight bulb size for a 2004 Hyundai Elantra?

The 2004 Hyundai Elantra uses a H7 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 Hyundai Elantra?

The high beam bulb size for the 2004 Hyundai Elantra is H1 LED.

Why are my 2004 Hyundai Elantra headlights dim?

Dim headlights on a 2004 Hyundai Elantra can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a H7 LED LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2004 Hyundai Elantra fog light?

The 2004 Hyundai Elantra uses a 9006 LED bulb for the fog light position.

Is the 2004 Hyundai Elantra single or dual beam?

The 2004 Hyundai Elantra 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 Hyundai Elantra?

Yes, the 2004 Hyundai Elantra comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a H7 LED LED conversion kit for the low beams.

Does the 2004 Hyundai Elantra have fog lights?

Yes, the 2004 Hyundai Elantra takes a 9006 LED bulb for the fog light position.

Did the 2004 Hyundai Elantra change headlight bulb sizes from the previous year?

Yes — the 2004 Hyundai Elantra uses different bulb sizes than the 2003 model. The 2004–2006 generation introduced this bulb configuration.

Is the 2004 Hyundai Elantra the first or last year to use H7 LED bulbs?

The 2004 Hyundai Elantra is the first year in the 2004–2006 generation to use the H7 LED bulb for the low beam headlight.

How do I change the headlight on a 2004 Hyundai Elantra?

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 H7 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 Hyundai Elantra?

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 H7 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 Hyundai Elantra headlights?

A pair of halogen H7 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 Hyundai Elantra?

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 H7 LED position are available as direct plug-and-play replacements.

The 2004 Hyundai Elantra is the first model year to use this bulb configuration (2004–2006).

Fitment Guaranteed for 2004 Hyundai Elantra

What Size Bulbs Does a 2004 Hyundai Elantra 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 Hyundai Elantra Have?

Owners of the 2004 Hyundai Elantra will find a total of 14 lighting elements throughout the vehicle's exterior. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate H7 LED low beam and H1 LED high beam bulbs for precise light distribution. This model belongs to the mid years of the Elantra's 1992-2022 production span.

Can You Put LED Bulbs in a 2004 Hyundai Elantra?

Upgrading to LED is one of the most effective ways to modernize your Hyundai's appearance and safety profile. We recommend starting your upgrade with the H7 LED low beams, as they see the most use. Adding a matching H1 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.

2004 Hyundai Elantra Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	H7 LED	Buy H7 LED →
High Beam	H1 LED	Buy H1 LED →
Fog Light	9006 LED	Buy 9006 LED →
Brake Light	1156 LED	Buy 1156 LED →
Side Marker	168 LED	Buy 168 LED →
Turn Signal Front	1156 LED	Buy 1156 LED →
Turn Signal Rear	1156NA LED	Buy 1156NA LED →
Reverse Light	921	Buy 921 →
Dome Light	DE3175	Buy DE3175 →
License Plate	6418	Buy 6418 →
Map Light	906	Buy 906 →
Parking Light	168	Buy 168 →
Trunk Light	6418	Buy 6418 →
Tail Light	1157	Buy 1157 →

How do the 2004 Hyundai Elantra's bulbs compare to other years?

The 2004 Hyundai Elantra changed bulb sizes from 2003. The previous model year used a different configuration.

The 2005 model continues with the same bulb sizes.

This bulb configuration covers the 2004–2006 model years. ← 2003 2005 →

Finding the best installation guide...

Other Elantra Years

2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992

More from Hyundai

Accent Accent H/back Accent Sedan Azera Elantra Coupe Elantra GT Entourage Equus

Other Vehicles That Use H7 LED Bulbs

2023 Kia Forte 2019 BMW 330i xDrive 2019 BMW X1 2019 BMW X2 2019 Buick Regal Sportback 2019 Buick Regal TourX