Linus D. Toy wrote: > > FWIW, the Fram catalog says the PH2870A (VW/Audi fitment) filter DOES have > an anti-drainback valve. Well, I haven't ever seen a Fram catalogue but I've seen a lot of 2870A Fram filters, that I was guilty of putting in my cars in the old days. None of them ever had the anti-drainback valve. Same true for the 33?? Frams (a Mitsu fitment). Igor Kessel '89 200TQ