I did my 545 with the black and white roundels for wheels, hood, trunk and steering wheel. I think this time I'm looking towards CF. I say go for the CF!
i didnt like the way plain black and white looked to be honest but to each their own.
I am personally looking for "something else" but dont know what. I have seen a thread on another forum where the OEM roundel was stripped and repainted a single colour as it has natural ridges where the cross and BMW are. Or there is this: