I basically trust only the filters that Mercedes puts their name on. Those being Mann, Mahle, Knecht, and Hengst. Depending on filter type, it might be any of those brands.

------------------
Rgds,
Aaron Greenberg
MB technician
'67 250SE Cabriolet
'77 450SL
'79 6.9
'79 6.9
'80 300SD
'81 240D
'85 380SE
'89 420SEL
'93 300E 2.8