What is the low beam headlight bulb size for a 2003 Nissan Altima?

The 2003 Nissan Altima 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 2003 Nissan Altima?

The high beam bulb size for the 2003 Nissan Altima is 9005 LED.

Why are my 2003 Nissan Altima headlights dim?

Dim headlights on a 2003 Nissan Altima 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 2003 Nissan Altima fog light?

The 2003 Nissan Altima uses a H11 LED bulb for the fog light position.

Is the 2003 Nissan Altima single or dual beam?

The 2003 Nissan Altima 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 Nissan Altima?

Yes, the 2003 Nissan Altima 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 2003 Nissan Altima have fog lights?

Yes, the 2003 Nissan Altima takes a H11 LED bulb for the fog light position.

Did the 2003 Nissan Altima change headlight bulb sizes from the previous year?

No — the 2003 Nissan Altima uses the same bulb sizes as the 2002 model. This configuration has been consistent across the 2002–2004 generation.

How do I change the headlight on a 2003 Nissan Altima?

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 2003 Nissan Altima?

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 2003 Nissan Altima 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 2003 Nissan Altima?

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.

The 2003 Nissan Altima shares its bulb sizes with the 2002–2004 generation.

Fitment Guaranteed for 2003 Nissan Altima

What Size Bulbs Does a 2003 Nissan Altima 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 2003 Nissan Altima Have?

When it comes to nighttime visibility, the 2003 Nissan Altima relies on an arrangement of 14 specialized bulbs. 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 mid years of the Altima's 1993-2022 production span.

Can You Put LED Bulbs in a 2003 Nissan Altima?

The 2003 Nissan Altima 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 H11 LED fog lights are typically halogen and are excellent candidates for an LED upgrade to match the color temperature of your HID headlights.

2003 Nissan Altima Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	HID-D2R LED	Buy HID-D2R LED →
High Beam	9005 LED	Buy 9005 LED →
Fog Light	H11 LED	Buy H11 LED →
Brake Light	921 LED	Buy 921 LED →
Turn Signal Front	1157 LED	Buy 1157 LED →
Side Marker	168 LED	Buy 168 LED →
Turn Signal Rear	3156K LED	Buy 3156K LED →
License Plate	168	Buy 168 →
Map Light	6253	Buy 6253 →
Parking Light	1157	Buy 1157 →
Reverse Light	921	Buy 921 →
Trunk Light	158	Buy 158 →
Tail Light	3157CK	Buy 3157CK →
Dome Light	DE3175	Buy DE3175 →

How do the 2003 Nissan Altima's bulbs compare to other years?

The 2003 Nissan Altima uses the same bulbs as the 2002 model.

The 2004 model continues with the same bulb sizes.

This bulb configuration covers the 2002–2004 model years. ← 2002 2004 →

Finding the best installation guide...

Other Altima Years

2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993

More from Nissan

1200 200SX 210 240SX 240Z 260Z 280Z 280ZX

Other Vehicles That Use HID-D2R LED Bulbs

2016 Subaru Crosstek 2016 Subaru Impreza 2013 Subaru Forester 2010 Infiniti QX56 2010 Toyota Sienna 2009 Mitsubishi Outlander