i have a 2011 hyundai sonata with a black metallic finish and when using both ultimate liquid wax(every few months with the 3-5min rule) and ultimate quick wax(after every wash) while applying in the shade i always get these dark patches and i have a very hard time removing them and im starting to thinking its the type of finsh i have and not liking this wax where as carnauba wax has no issuedoes any one have any suggestions or should i just go back to carnauba
thx.
thx.
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