"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Jakob Dylan may argue that he "can drive it home with one headlight," but we wager for most of us, that ...

Water is supposed to stay outside your headlights, not inside. Moisture in your headlights affects the optics, making them generally dimmer or even causing blind spots where no light shines at all. In ...

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 ...

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 ...

A majority of modern cars are manufactured with headlamp assemblies made of plastic. The outer surface of the headlamp is molded of a material known as polycarbonate plastic. This plastic is lighter ...