Need to adjust your beams? Here's out quick-and-dirty guide to ensuring your headlights are aligned to shine on the road rather than in the eyes of oncoming drivers.

A website touting the Sylvania SilverStar headlight ... OE bulbs. For the premium bulbs we tested, shop by price. The illumination of any bulb fades with time, so we suggest replacing your bulbs ...

If your car came from the factory with halogen ... We’ve delved into the ratings to find the best LED headlight bulbs. The ones that will improve nighttime visibility without sacrificing durability.