For the 2007 Acura MDX, the low-beam headlight uses a D2S bulb, while the high beam uses 9005. The daytime running light is also listed as 9005. The supplied fitment data does not specify a separate headlight-type variation, so confirm the existing bulb and housing before ordering.
Fog-light fitment is listed with two options: H11 LED and H16 LED. Check the installed fog-light socket to determine which applies to your MDX. Front turn signals use 7440A, and rear turn signals use 7440.
The tail, brake, and center-stop lights are listed as integrated LED units. Reverse lights use 921 bulbs. Parking and license-plate lighting may use either 168 or 917, while the front and rear side markers use 168NA. Interior fitments include DE3175 for the dome light, 2825 or 98 for map and reading lights, and DE3021 for the step light. Trunk lighting is listed as 168 or 917, and the vanity light uses 24.