About a year ago I used HD Speed with porter cable and HD green pad followed with Nitro Seal on my soft jet black BMW. The results was a very high gloss finish. I was very satisfied although many scratches still remained from my car cover. The finished product was this 2007 BMW 3281 HD SPEED...
Marring haze holograms on soft paint from hd advanced cut on my jet black bmw. The steps I took are below.
3d wash wax
hd clay bar with 3d final touch lube
porter cable with hd orange cutting pad speed 6 moderate pressure hd uno advanced cut small amount used 3 passes
extreme...