Oil filter mount with Doug's Headers

Straight filter, no adaptor needed with Doug's. You do have to use the short style filter, usually coded as #2004. I use mine with a Canton oil plate too, which is thicker than a stock oil plate.

K&N
K&N Pro Series Oil Filters PS-2004

Wix
WIX Filters Oil Filters 51085

Mopar Performance (this one is very tight with the Canton plate)
Mopar Performance Oil Filters P4452890