So, ever since I got them my wheels have been suffering from the buildup of this residue. Nothing seems to clean it off. Water leaves it behind and I made it worse when I tried to wax my wheels as the sealant stayed behind as a residue and has pretty much been giving me issues ever since.

Any idea what I could use to get these bad boys clean and keep em that way? And to be clear, I have scrubbed these things with PB Bio APC & Degreaser and PB Super Slick & Suds with no success.

Here are a couple pics: