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      09-17-2012, 09:18 AM   #34
Andy H.
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Drives: 2012 535i M Sport
Join Date: Aug 2012
Location: San Antonio, TX

iTrader: (1)

Did you all do a final wipedown prep with isopropyl alcohol (IPA) before applying the opti coat?

I notice the instructions on autogeek say to do a pre wipe down, before applying the opti coat, with 15% IPA. Do you buy 15% IPA or do you cut it with water?
Appreciate 0