[msmatt]

Originally Posted by medphysdave

Yes. The person that installed it advised against use wheel cleaning chemicals. He said it shouldn't harm the coating, but found that it's not necessary so why push it.

Originally Posted by CarJunkie

My guy said the same, but I don't know if he has ever personally dealt with BMW OEM brake dust....

Ceramic and Brake Buster, been using this for years. To me you still have to agitate to get them fully clean and you need a little lubricant. I guess you could use regular car wash soap too.....