Performance Motorsport Parts induction kits are designed to be cost effective, easy to fit upgrades offering noticeable performance gains. Performance Motorsport Parts induction kits improve throttle response whilst delivering BHP & Torque increases across the RPM range. ---High-quality big bore cone type to provide up to 50% more surface area compared to the OEM airbox ---Engineered to help your engine breathe easier and improve power ---Easy installation and easy maintenance ---Improved intake sound ---Mirror polished mandrel bent aluminium pipework Fitment: ---Subaru Impreza NewAge GDA WRX STi 2002-2005 models.