If I use a Topsider to change the oil in my "new" 260E, should I remove the screw-on filter first, or should I leave it on for a while at the start? I am trying to prevent excess oil mess.

Thanks

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John

1995 E320 - 115kmi+ Smoke Silver/Cream (Wife's Wagon)
1989 260E - 195kmi+ Black/Grey (My Panther)
1984 300D - 242kmi+ Black/Palomino (Retired)