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      10-31-2012, 01:54 PM   #4

Drives: 2007 335i Coupe (Space grey)
Join Date: Oct 2011
Location: Toronto

Posts: 1,290
iTrader: (0)

use a pH neutral wheel cleaner (like sonax or autoglym) and use a wheel cleaning brush. you'll have to put in a little bit of manual work with the brush but it will yield better results and its much better for your wheels than using a harsh acidic chemical.