Cold Air Intake Kit for Subaru Impreza WRX/Sti (2002-2007) For 2.5L Turbo Engine BlackUnlock the signature turbo spool and induction noise that your GD chassis WRX or STI was destined to make, all while eliminating the restriction of the factory air box. Performance Cold Air Intake Kit for Subaru Impreza WRX STI (GD GG Chassis) If you drive a 2002 2007 Impreza WRX or STI, you know the EJ turbo platform is legendary, but the factory intake system is a massive "mute button." Designed to meet strict noise regulations, the stock air box