A car's headlights grow yellow or cloudy over time due to the breakdown of the protective layer on the lens. That contamination can cause your headlights to be dimmer—and therefore less safe. One way ...

The polycarbonate plastic headlight lens on your car or truck degrades from the moment it leaves the factory. Air pollution, airborne grit, and ultraviolet light take the shine off and then discolor ...

If you need to restore your car's dim headlights to their former brilliance, you've likely searched the internet for a solution, or maybe this is your first stop. If you go on searching, you'll find ...

Consumer Reports no longer updates this product category and maintains it for archival purposes only. Headlights with an aged, cloudy, or hazy look are becoming increasingly common, as the average age ...

When I walked out to my car recently, I noticed the headlights were extremely dirty, which explained why I hadn’t been able to see the road very clearly while driving at night. At least, that’s what I ...

CARS.COM — When most people think of headlight maintenance, what first comes to mind is changing bulbs when they burn out. However, as a vehicle ages another culprit can strike: foggy headlights. With ...