What is the low beam headlight bulb size for a 2005 Acura TL?

The 2005 Acura TL uses a HID-D2S bulb for the low beam headlights. We recommend upgrading to LED for better visibility.

What is the high beam headlight bulb size for a 2005 Acura TL?

The high beam bulb size for the 2005 Acura TL is HID-D2S.

Why are my 2005 Acura TL headlights dim?

Dim headlights on a 2005 Acura TL can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a HID-D2S LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2005 Acura TL fog light?

The 2005 Acura TL uses a 9006 LED bulb for the fog light position.

Is the 2005 Acura TL single or dual beam?

The 2005 Acura TL 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 2005 Acura TL?

Yes, the 2005 Acura TL comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a HID-D2S LED conversion kit for the low beams.

Does the 2005 Acura TL have fog lights?

Yes, the 2005 Acura TL takes a 9006 LED bulb for the fog light position.

How do I change the headlight on a 2005 Acura TL?

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-D2S 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 2005 Acura TL?

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-D2S 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 2005 Acura TL headlights?

A pair of HID HID-D2S 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 2005 Acura TL?

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-D2S position are available as direct plug-and-play replacements.

This vehicle is part of the 2004–2006 Acura TL generation. All models in this range share identical light bulb sizes.

Fitment Guaranteed for 2005 Acura TL

What Size Bulbs Does a 2005 Acura TL 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 2005 Acura TL Have?

When it comes to nighttime visibility, the 2005 Acura TL relies on an arrangement of 12 specialized bulbs. It features an extensive lighting system powered by premium factory HID/Xenon technology utilizing D2S projector housings for high-intensity output. This model belongs to the early years of the TL's 2004-2014 production span.

Can You Put LED Bulbs in a 2005 Acura TL?

The 2005 Acura TL is already equipped with factory D2S 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 9006 LED fog lights are typically halogen and are excellent candidates for an LED upgrade to match the color temperature of your HID headlights.

2005 Acura TL Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	HID-D2S	Buy HID-D2S →
High Beam	HID-D2S	Buy HID-D2S →
Fog Light	9006 LED	Buy 9006 LED →
Brake Light	High Mount Brake Light	Buy High Mount Brake Light →
Dome Light	204	Buy 204 →
Turn Signal Front	1157A	Buy 1157A →
License Plate	168	Buy 168 →
Map Light	168 or 204	Buy 168 or 204 →
Parking Light	7443	Buy 7443 →
Turn Signal Rear	7440	Buy 7440 →
Reverse Light	921	Buy 921 →
Trunk Light	168	Buy 168 →