07-13 Mazda Mazdaspeed 3 Turbo HPS Polish Shortram Air Intake Kit Short Ram Cool Dyno Proven Performance Gains: +28.5 Whp, +27.1 Ft/lbs. CARB Exempt: No Bolt-on easy installation. Mandrel-bent aluminum tube piping for optimal air flow Includes K&N High-Flow, Washable/Reusable Air Filter which is backed by Million Mile Limited Warranty Features an air straightener to maintain the safe air/fuel ratio and minimize the chance of check engine light (CEL). Vehicle Application: 2007 2008 2009 2010 2011 2012 2013 Mazda Mazdaspeed 3 Turbo 2.3L