BMW M3 Forum (E90 E92) - View Single Post

Z K · 10-06-2012, 11:48 AM

It looks like metal particles that are embedded into the paint.

As suggested try Iron X or more aggressive clay. Note that more aggressive clay will cause swirls so you may need to polish afterwards.

10-06-2012, 11:48 AM	#3
Z K Major General 1889 Rep 5,506 Posts Drives: E90 M3, G20 M340i Join Date: Jul 2011 Location: San Francisco iTrader: (3)	It looks like metal particles that are embedded into the paint. As suggested try Iron X or more aggressive clay. Note that more aggressive clay will cause swirls so you may need to polish afterwards.
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