how to make bumpers black again
Re: best way to make bumpers black again. I was told to use washing power/detergent with warm water and scrub the surface violently until it was as faded as can be... Then build the shine back into the plastic using a hot air gun and autoglym back to balck to top it off.e: best way to make bumpers black again. Originally Posted by discodavies With a heatgun! gently heat the bumpers and you'll see them go back to black before your very eyes! honest! Not too much though they'll melt! Gotta agree there!