For the 2011 Acura MDX, the low-beam headlight uses a D2S bulb, while the high beam and daytime running light use 9005. The supplied fitment data does not identify a separate headlight-type or projector/non-projector variation, so verify the existing bulb and housing before ordering.
- Fog lights are listed with two options: H11 LED and H16 LED. Check the installed fog-light socket before selecting a replacement.
- Front turn signals use 7440A; rear turn signals use 7440.
- Reverse lights use 921, while the brake, center stop, and tail lights are listed as LED assemblies.
- Parking and license-plate lights may use 168 or 917. Front and rear side markers use amber 168NA bulbs.
- Interior applications include DE3021 step lights, LED dome and map lights, 158 interior lighting, and 24 vanity lights.