FILTER DEVICE

A filter device comprises a filter housing having a filter housing cup and a filter housing cover. An insert insertable into the filter housing comprises an eccentrically arranged and axially projecting first positioning element configured to engage a positioning contour on a side of the filter housing cup. A guide ramp is provided on the filter housing cup and interacts with a guide device arranged on the insert. The guide ramp is formed of at least one ring segment and extends continuously over at most 270°, and the guide device has a second positioning element. At least one web is arranged on the insert and forms the second positioning element, and the at least one web comprises at least two webs with different axial longitudinal extents arranged one of on the lower end plate of the insert and directly on the insert.