Motor vehicle air filter device and filter element for motor vehicle air filter device

The invention relates to an air filter device for a motor vehicle, comprising a housing (12) with a receiving space (14) for a filter element (10). The filter element (10) has a frame (16) which at least partially surrounds a filter material (18) of the filter element (10). The frame (16) comprises a first side wall (20) and a second side wall (22) opposite the first side wall, and a first transverse wall and an opposite second transverse wall (32, 34) connecting the side walls. A first projection (26, 30, 76, 78) projects from the respective side wall (20, 22) near one of the two transverse walls (32, 34). The housing (12) comprises two opposite housing side walls (44, 46), each of which has at least one chute (50, 52, 80, 82, 84, 86), in which a first projection (26, 30, 76, 78) of each side wall (20, 22) of the filter element (10) can be inserted into a chute end region (54, 56, 72, 74, 98, 100, 106, 108) directed in a first direction (64, 102, 104). A second projection (28, 76, 78) protrudes from the side