Manley Subaru WRX/STi .490in Valve Spring and Retainer Kit (w/o Valve Locks) (16 each)This Part Fits:YearMakeModelSubmodel2002-2005SubaruImprezaWRX2004-2011SubaruImprezaWRX STI2007,2011SubaruImprezaWRX STI Limited2010SubaruImprezaWRX STI Special Edition