I believe he used brake cleaner.
I high pressure washed them the day before and pre-treated them with Simple Green.
Tate - owner
EuroWerkes OC
1-805-258-1815
Heres a link -
@eurowerkesoc | Instagram photos and videos | OnInStagram
I am not associated in anyway with Tate - Im just a board member who wants to pass along a great deal on quality work! BTW - he's an Audi guy.
Sorry for the giant pics I didn't know that was going to happen.