For the 2001 Acura TL, the low-beam headlight uses a D2R bulb, while the high beam uses a 9005. The daytime running light also uses a 9005, so confirm whether you are replacing the high beam or the DRL before ordering.
Other useful fitment details include 1157A bulbs for the front turn signals, parking lights, and front side markers. The rear turn signal uses a 7440, while the center stop light uses a 7440 as well.
- Brake and tail lights: 7443R
- Rear side markers: 7443A
- Reverse lights: 921
- License plate lighting: 168 or 917
No fog-light bulb fitment is listed for this model year. The supplied data does not identify alternate headlight configurations, so verify the existing bulb and housing before purchase.