Need a few extra horsepower to get your rig going? Try installing a K&N Filtercharger in your tow vehicle this year. A Filtercharger can actually double airflow, which, in turn, can add up to 15 extra horsepower. Gain longer service life and improved throttle response with a reusable, cleanable K&N Filtercharger Air Filter. No modification is required to the stock airbox. Flat panel filter measures 279mm x 225mm (11 x 8 7/8 inches). Fits 2010-11 GMC Terrain and Chevy Equinox 2.4L and 3.0L.