I would do the oil filter gaskets here and the rest of those items.

https://www.northamericanmotoring.co...placement.html

Talked all about it in this thread when I did mine. ^^

While you are they its east to reach the nosie maker on the front, on the back one you can reach it from the top.

https://www.northamericanmotoring.co...arge-pipe.html

 

If you're going so far as to replace the filter housing gasket I would just do the whole shebang; oil feed line, return line, etc.

Detroit Tuned TOL Super Kit

If you feel so inclined you could also do the cooler gaskets while you're in there: Oil Cooler Gaskets

It's been my experience that the noise maker delete doesn't generate anymore noise, so to each their own. It's a cheap mod, not gonna break the bank to feed a hobby.