Cloudy, scratched headlight lens covers are a safety hazard as well as a blemish on your vehicle. This condition occurs because the plastic is overexposed to UV light. The cloudiness starts at the exterior surface of the lens cover and spreads inward. In intense sun climates, this damage can be apparent within a couple of years of purchasing a new car.
The good news is that this damage is very common and very fixable. This short tutorial will give you all the skills you need to restore your headlight lens covers.