When I was in NAPA, one guy was calling the part number to the other, who was checking the computer - the older guy told him to drop the "5", so you're on the money there.

Patrick, according to what I've read, the 4D55 and 4D56 filters are not swappable. Hmmmm... I'm gonna go and read Billy's links again...

PHIL


1991 HZJ77, 1999 KZJ90, 1999 UZJ100, 1992 M101CDN2
https://www.thegearheadproject.com/category/jdm-journeys/