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      09-02-2018, 03:44 AM   #1
Vancouver_M440
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Drives: 2012 M5 Sedan
Join Date: Sep 2011
Location: Vancouver BC

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Cleaning the aluminum brake hats

How is everyone cleaning the brake hats? The front ones in particular are pretty filthy. I tried spraying some Sonax on it but only a bit came off. I guess some agitation might be needed but it's pretty hard to get in there even with the 20s. Advice anyone?
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