u-Box Jeep 53034018AD Extra Guard Panel Air Filter (Jeep Wrangler JK 2007-2018) Dirty air filters restrict airflow. A 12,000-mile change interval helps prevent decreased acceleration and horsepower while helping improve overall performance A clean air filter improves air flow and prevents damaging particles, such as dirt and dust, from entering the engine and causing increased engine wear Provides 2X the engine protection Follow recommended change intervals as noted in your vehicle owner's manual Extra Guard Air Filters are engineered with an advanced filter media that has been through rigorous testing