I just got one myself and held off fitting to decide if it should paint it. Will fit it as is, after seeing your picture.
I also thought a coat of black paint was necessary, but when I fitted it I instantly changed my mind about that, I think it looks just great as it is. Glad my photo was some use to you Dartplayer.
Looks ace, and avoiding painting it is possibly wise as any stone chips would make it look a mess quickly if it chipped thee black