Enpress Pioneer[0] with a pleated paper pre-filter. My influent water has - according to my water supplier - 1.8 ppt of PFOA/PFAS, so this drops it down to 90 ppq. Still sadly almost two orders of magnitude above the new recommended limit, but I'll take what I can get.
[0] https://www.enpress.com/site/project/pioneer-filtration/