2002-2003 WRX 2004-2005 WRX 2006-2007 WRX 2008-2010 WRX 2011-2014 WRX 2015-2021 WRX 2022-2024 WRX. The AEM 21-478WR Performance Cold Air Intake System produces horsepower and torque gains by replacing your vehicle's restrictive factory air filter and air intake housing.
