K&N Filters are designed to increase horsepower and acceleration while providing excellent filtration. These filters are designed to fit into your existing air box so adding performance is simple. No cutting or trimming required. K&N stock replacement filters are covered by the famous K&N Million-Mile Warranty. This filter will fit the following: Evolution all, 2002 Lancer 2.0 all, 2003 Lancer 1.3 16v, 2003 Lancer 1.6 all, 2003 Lancer 2.0 all, 2004 Lancer 1.3 16v, 2004 Lancer 16v, 2004 Lancer 2.0 all, 2004 Lancer 2.4 all, 2005 Lancer 1.3 all, 2005 Lancer 1.6 all, 2005 Lancer 2.0 all, 2005 Lancer 2.4 all, 2006 Lancer 2.0 all, 2006 Lancer 2.4 all, 2007 Lancer 2.0 all, 2007 Lancer 2.4 all.