Here is the kit description
Filter Assembly: Fleece Filter Mann 718/5x (OE), w/ Cap, Support, Seal Rings;Contains Filter, Top Cover, Support and 4 O-rings;Packing Size: PIECE;
Here is the page link:
http://www.allpartsexpress.com/ShopByVehicle.epc?q=2004-MERCEDES--BENZ-E3--0--/--V6_3.--l_11--.949-Engine&yearid=2004&makeid=MERCEDES+BENZ%40%40MERCEDES+BENZ%40%40X&engineid=1440093%40%40E320++%2F+V6_3.2L_112.949%40%40E320&catid=Engine&subcatid=Oil%20Filter&mode=PA
It has all the assembly so i was wondering if at a certain mileage or year this is a required change out
L