I sanded a 20 year old blue metallic trunk lid with 3M Trizact Foam Disc P3000 with a DA at 12,000 OPM.
Polished with my new Flex PE14 using Menzerna FG400 with a CCS Orange Light cutting pad, 5 passes.
Finished with my Flex PE14 using Menzerna SF4500 with a CCS Blue soft finishing pad...