Black plastic trim generally doesn't have any protective coating on top of it. This makes plastic trim very frail to environmental factors.
Best Car Plastic And Trim Restorers | Fortador
Some people like to use a completely black paint, but professionals tend to lean towards a subtle gray color since it matches wheels better than an opaque black. It might take a while for you to pick the right paint, but it is better to take your time with this choice since a wrong color can disturb the overall look of your exterior.
Using a trim restorer is the easiest and least time consuming way to restore black plastic trim. Good trim restorers will nourish the faded black plastic and keep it from going grey again. Plastic restorer will prevent oxidation that causes the grey look on your trims. Some even provide uv protection that is crucial if you live in a sunny city.
