As already mentioned people have different preferences and ways of doing it but I've done 4 of these on my BMW's with probably 100,000 miles of trouble free operation.
I prefer Spal for quality and high CFM (moves a lot of air) and it's very quiet plus it runs on its own circuit:

https://xoutpost.com/bmw-sav-forums/...ch-delete.html

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2010 BMW M6 * Black Saphire Metallic * Full Black Merino Leather
2019 BMW X3 M40i * Alpine White * Mocha Leather