For the 2010 Dodge Avenger, the supplied fitment data lists a 9005 bulb for the high-beam headlight. No low-beam bulb is provided in the available data, so confirm the low-beam application directly from the original bulb or vehicle documentation before ordering. No fog-light fitment is listed.
Several exterior bulbs use familiar automotive sizes. The front turn signal, daytime running light, and parking light use 3457A, while the front side marker uses 194NA. Rear turn signals and reverse lights use 3157; the tail and brake lights use 3157R. The center stop light uses 921.
Interior and utility applications include a 578 dome light, 579 trunk light, and PC74 instrument illumination. The license-plate application may use 168 or 917, and the glove-box and map-light listings also include multiple options. Verify the existing bulb and socket where more than one size is listed.