For the 2005 Acura TL, both the low-beam and high-beam headlights use D2S bulbs. The supplied fitment data does not identify a separate headlight-type or projector/non-projector variation, so verify the original bulb before ordering.
- Daytime running lights: 9005
- Front turn signals and parking lights: 7443
- Rear turn signals: 7440
- Reverse lights: 921
- Front side markers: 168NA
- License plate lights: 168 or 917
The brake, center stop, tail, and rear side-marker lights are listed as LED. Interior fitment includes 2825 or 98 for dome and reading lights, while the glove-box light uses 2721. Floor lighting may use 2721 or 74; compare the replacement with the original. Map lights also have alternate options, including 168/917 or 2825/98, so match the existing bulb before purchase.