Cabin Air Filter. MicroFilter.
Cabin Air Filter. Dust and Pollen Filter. Exc.Automatic Temperature Controls. Manual Temperature Controls.
Cabin Air Filter
128i, 135i; w/o ATC. 3 Series; w/o ATC. X1; w/o ATC.
Cabin Air Filter - Repair or Replace
If the air coming out of your vents smells a little funny—like mildew or funk—or if your windshield fogs up with the A/C on, your may have a clogged cabin filter. Many manufacturers recommend replacing the cabin filter, or pollen filter, as part of its scheduled maintenance.