Douse the headlights covers and the 800-grit sandpaper pad with the lubricant, then scrub the headlight cover until you begin to see the yellow film begin to lift. Repeat using the 1,000-grit, then the 2,000-grit sandpaper pads. Wash your headlights with a cleaner like Rain-X, let it air dry, then buff it off.
How do you remove yellow oxidation from headlights?
Apply a little toothpaste to your headlights with a soft dry cloth and rub it in circular motions. Rinse with water and wipe with a wet cloth. Aluminum Polishing Compound: Wash your headlight with soap and water, then dry them.