Congrats, you got a better oil. I'm surprised it took Mobil so long to switch over.
https://www.motor.com/2025/03/understanding-the-new-ilsac-gf-7-motor-oil-category-qa-with-pennzoil-and-api/
Whip City has torn a few of the Purolator 20k's apart and it seems like a real nice filter for the money. They are made with a great bypass valve and high quality media. They don't make one for my Subaru, either.
https://www.youtube.com/@WhipCityWrencher/search?query=Purolator%2020k