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 ...

Headlights are essential to your vehicle, providing illumination for safe driving. Over time, however, headlights can become discolored, clouded, and scratched, reducing their effectiveness and ...

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 ...

Clouded, yellowing headlight lenses are an eyesore and embarrassment on any car. The cause of the yellowing is prolonged exposure to sunlight, air pollution, dust, and other harsh environmental ...

As people keep their cars longer, oxidation of commonly used plastic headlight lenses is an increasing problem for drivers, warns Consumer Reports. Oxidation creates a haze that’s not only unsightly ...

Automakers used to manufacture headlight lenses from glass.The bad thing is that glass limits a lens' shape and size so the OEMs switched to a more aerodynamically friendly and lighter ...

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 ...

OK, maybe we can be a bit more specific than our headline suggests. Here's how to upgrade the headlights on 1999—2007 Chevy Silverado and GMC Sierra trucks, plus we'll throw in a headlight lens ...

Mark McNabb was a contributor at TopSpeed from 2013 to 2018. Growing up, Mark always had a mind for tinkering on random items throughout his home and dad’s garage, including a 1953 Ford Mainline and ...