Originally Posted by bmw_jeff_X5

They do NOT change this as part of free maintenance....and certainly not as part of the CPO process...I bought my CPO X5 in August and through research on realoeam.com I located this filter and figured out how to replace it.......i just replaced it 2 weeks ago....it was CAKED with dirt....the original filter was a plastic honeycomb type thing......the new filter is a traditional paper type filter.