Re: Adhesive film covering air filter? Is this normal?
My guess is that it's insulation. If airflow passed through it, it should be reasonably easy to remove and replace it, which doesn't look like the case.
Mine: 2014 Overland 4x4 V6, ORA II, billet silver/black, Michelin LTX M/S 2's, MaxCare Lifetime, delivered 4-13-'13
Wife's Jeep: 2008 Compass Sport 4x4, 2.4L I4 DOHC, CVT, Lifetime powertrain warranty