2009 Acura TSX bulb fitment starts with D2S bulbs for the low-beam headlights and 9005 bulbs for the high beams. The daytime running lights also use 9005 bulbs. This listing does not identify a separate projector or non-projector headlight variation, so verify the existing bulb and housing before ordering.
For auxiliary lighting, the fog lights are listed with two options: H11 LED and H16 LED. Confirm the socket and lamp design on your vehicle before choosing between them. The front turn signals, parking lights, and front side markers use 7528 bulbs, while the rear turn signals use amber 7440A bulbs.
- Reverse and center stop lights: 7440
- Brake and tail lights: 7443R
- Rear side markers: 168NA
- License plate and trunk lighting: 168 or 917
- Dome and map lights: DE3175
- Vanity light: 6615F
Check the original bulb markings and connector fit, especially for LED fog-light replacements and dual-option license plate or trunk applications.