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      04-29-2007, 06:31 PM   #52
Since '75: 530i/733i/745Turbo/M5/M6/325iX/540i

JWadle's Avatar
Drives: '07 335xi 6MT Sp Grph
Join Date: Mar 2007
Location: Boulder, Colorado

Posts: 191
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Originally Posted by picus View Post
Z5 and Z2 are both just sealants. Neither is a polish, and neither will remove swirl marks. Z5 will *hide* swirl marks, because it has fillers in it.

I use Z5 on dark colored cars because, in my opinion, it looks better. It has a deeper, more carnauba-esque look. I do not generally use it because it fills, that's just something it happens to do. I use it for the look and durability.
Makes sense. Thanks.