Headlights have advanced from the 60’s stock sealed glass beam to modern halogen, HID, and LED polycarbonate plastic headlight lenses. This advancement is good and cost-effective, but there is a downside. The chemicals used in the production of these polycarbonate plastic lenses react to UV lights, moisture, sun rays, and heat. With time, these reactions […]
How to clean headlights with WD-40
