What is the low beam headlight bulb size for a 2003 Acura CL?

The 2003 Acura CL 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 Acura CL?

The high beam bulb size for the 2003 Acura CL is 9005 LED.

Why are my 2003 Acura CL headlights dim?

Dim headlights on a 2003 Acura CL 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 Acura CL fog light?

The 2003 Acura CL uses a LED Fog Light bulb for the fog light position.

Is the 2003 Acura CL single or dual beam?

The 2003 Acura CL 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 Acura CL?

Yes, the 2003 Acura CL 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 Acura CL have fog lights?

Yes, the 2003 Acura CL takes a LED Fog Light bulb for the fog light position.

How do I change the headlight on a 2003 Acura CL?

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 Acura CL?

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 Acura CL 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 Acura CL?

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 2001–2003 Acura CL generation. All models in this range share identical light bulb sizes.

Fitment Guaranteed for 2003 Acura CL

What Size Bulbs Does a 2003 Acura CL 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 Acura CL Have?

The 2003 Acura CL utilizes a refined lighting configuration featuring 13 distinct bulb positions. 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 late years of the CL's 1997-2003 production span.

Can You Put LED Bulbs in a 2003 Acura CL?

The 2003 Acura CL 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 LED Fog Light fog lights are typically halogen and are excellent candidates for an LED upgrade to match the color temperature of your HID headlights.

2003 Acura CL 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	LED Fog Light	Buy LED Fog Light →
Brake Light	7440	Buy 7440 →
Dome Light	DE3022	Buy DE3022 →
Side Marker	7443	Buy 7443 →
Turn Signal Front	1157A	Buy 1157A →
License Plate	168	Buy 168 →
Map Light	168	Buy 168 →
Parking Light	1157A	Buy 1157A →
Turn Signal Rear	7440	Buy 7440 →
Reverse Light	7440	Buy 7440 →
Trunk Light	168	Buy 168 →