Check out these 2 links:

https://www.youtube.com/watch?v=Jy0EKjuxlpY

Oil Filter Housing Gasket DIY - E46Fanatics

BTW, E46Fanatics has lots of good information regarding M54 engines, since they're also in E46's.

Several of us here have done this job, so please feel free to ask for help before or during the repair.

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2003 E53 3.0i
DOB 10/15/2002
Sienna red, Savannah Beige Dakota leather
Type FA53, Engine M54B30

2018 G02 30i
DOB 4/21/18
Black Sapphire Metallic / Canberra Beige Vermasca leather
Engine B46O