Car headlights may start, over time, to turn a shade of yellow. Sometimes it happens on the outside the headlights, sometimes it’s inside. If it is an external process, you can use a cost-effective way to brighten them using toothpaste.
If the surface of the headlights is coarse and pitted, you can use the toothpaste to fix it. If the surface is nice and smooth, but appears yellow, it’s an internal process.
Check out the video below and see for yourself how simple and cheap this remedy is.