Originally Posted by nicksbmw2
I had a black sapphire metalic paint on my last 535 and used the Dr. Colorchip product. I applied the product as specified and had several deep chips. I applied the clear coat also. In the end, I was not happy with the results. The metalic paint stood out next to the dull Dr. Colorchip repair. I eventually had a body shop do some work on the car to correct. That's only my experience, this product may work well with non metalic paints.
thanks for the valuable info !