Most replacement halogen bulbs are available in either a twin pack or a single pack, but some manufacturers only offer certain bulb fitments in a single pack. Keep that in mind when you’re ...

Original equipment quality seal for the most reliable performance Always replace in pairs to ensure a symmetric light beam from both bulbs on the road. Headlights dim over time. Headlight bulbs by ...

That sounds impressive until you read the fine print: "compared with worn standard halogen" bulbs. Still, such claims are making premium-priced halogen bulbs an alluring choice for drivers.