Hi,

Bad reputation is due to the fact that most (if not all) their filters (spin on type) have PLASTIC anti-drain back valve that could leak resulting in lack of lubrication upon startup (rattle for few seconds till filter is filled up); and this is definitely no good for engines, IMHO.

Frank.

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'86 560SEL | Silver Ext. / Blue Int. | 201K miles (Apr. 05) | 204K miles (Feb. 06)