Superwhite halogen bulbs are unique in their design and construction. They are specifically designed to perfectly replace factory headlight. The only difference is the much brighter and whiter light output and color; These Vision X bulbs outshine the factory bulbs every time. Providing a whiter light for driving at night, and increasing the light output. Making it easier to see at night. Not only in front of your vehicle but behind it as well. These Super White, Super bright, Vision X Halogen replacement Bulbs come in Halogen Fog Lights, Halogen Headlights, and Miscellaneous Bulbs.