Trying to ID this part...there's a small rectangular filter that sits vertically in this box (pink selection in the pic). I took it out to clean it and lost one of the clips. What the heck is this assembly called?

Hello folks, I have a question, have any of you used Wix products for your engine air filters and cabin air filters? I am just curious if the fitment is same to OEM. Thanks, sleepless

Hi all, Please can I ask for any recommendations for the appropriate oil for the above car?