For the 1999 Ford F-350, the low-beam and high-beam headlight fitments are listed as either 9007 or H5054. Confirm which headlamp setup is installed before ordering, since the supplied fitment data does not assign these options to a specific headlight type or configuration.
Front fog lights use either 9006 or 9145. The front turn signal, parking light, brake light, tail light, and rear turn signal use 3157 bulbs. The front side marker uses 194, while the reverse light uses 3156K. The center stop light takes a 922, and the license plate and courtesy lights use 168.
Other listed interior and vehicle bulbs include:
- Dome and engine lights: 912; the dome light is also listed with 578.
- Glove box and ash lights: 161.
- Instrument lighting: PC194.
- Check, high-indicator, parking-brake, and turn-indicator lights: PC74.
- Trunk light: 906.