https://www.amazon.com/dp/B08KSQD4NK?psc=1&ref=ppx_yo2ov_dt_b_product_detail
I use these.
No matter what anyone says here, changing the filters is WAY too hard on an M3. Trust me, the interns at Tesla designed this BS. I have to change a lot because I live downwind from the CA fires. And pollen here is nuts from sagebrush at the same time of the year as the fires.