For the 1999 Mitsubishi Eclipse, the supplied fitment data lists a 9005 bulb for the high beam. No low-beam bulb is provided in the available data, so verify the original low-beam bulb before ordering. Fog-light fitment may be H3 or H3C; compare the existing bulb and socket to identify the correct version.
Other useful exterior lighting options include 1157 or 198 for the front turn signal and parking light, 1156 for the reverse light, and 2057R for the brake and tail lights. Rear turn signals use 2057. The front side marker uses 168NA, while the rear side marker uses 2057.
For the center stop light, compare the original assembly: the listed options are 3497 or an LED replacement. Interior and auxiliary listings include DE3175 for the dome light, DE3022 for the trunk light, and 2721 for the courtesy light.