Watch all the Dr. Beasley's video for Matte car care. I have the Frozen Portimao Blue and love it. Just use Dr. Beasley's for everything. Lots of post already on this topic as well, so do some searching of the forums.
https://www.drbeasleys.com/shop/exte...-car-care.html
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Car History (oldest to newest): Accord, 318i, 330i, Prius, Prius, M2