Injen SP Cold Air Intake SystemFord has finally given us a Focus with the infamous RS badge, here in the states. So naturally we wanted to give it the air flow it deserves. The Injen R&D Team has spent many hours on development, dyno testing and data collection, so that our intake gives you the best results possible. This is a SP intake, replacing every component in the OEM system, including the airbox and the intake pipe. The SP9003 includes a 3 aluminum pipe that routes all the