1 x Cabin A/C Filter (the cabin air filter that locates mostly behind the glove box not under the hood). CHEVROLET IMPALA LIMITED 2014-2016 V6 3.6L. CHEVROLET IMPALA 2012-2013 V6 3.6L. 1 x Engine Air Filter (engine filter is under the hood, mostly connected to the air intake(s) of the motor).