2012 Mitsubishi Eclipse bulb fitment varies by headlight type. Models with halogen headlights use H13 bulbs for both the low- and high-beam functions. Models equipped with HID headlights use D1S bulbs for both low and high beam, so confirm the headlight configuration before ordering.
Front signal and parking bulb sizes also differ between configurations. With halogen headlights, the front turn signal and parking light use 3457A bulbs. With HID headlights, the front turn signal uses 3156A, while parking-light fitment is listed as 194 or 7441. The front side marker uses 3457A with halogen headlights or 194NA with HID headlights.
- Reverse light: 3156
- Rear turn signal: 3157A
- Tail, brake, and center stop lights: LED
- Rear side marker: 168NA
- License plate: 2825 or 98
- Courtesy and glove box: 2721; trunk: DE3022