Injen Short Ram IS Series Intake w/ MR Tech/Air, Polished- 13+ Subaru BRZ & Scion FR-S Injen Air Intake, SP Series Intake System: The Injen SP Series Intake Systems Feature the Patent Pending MR Technology Process for Optimal Gains and a Safe A/F Ratio. The Injen SP Series Intake System does not limit itself to just a Cold Air System or Short Ram System. The MR Technology process has its effects on both types. The Injen SP Series Intake is The World’s First Tuned Intake System. Features:, Gains up to 12 hp and 9 ft. lbs. of torque! , Webbed Nano-Fiber Dry filter that filters contaminants and accelerates air flow for increased airflow and performance. , Patented MR Technology for optimal gains and safe A/F ratios. , Enclosed airbox/heat shield., Lightweight 6061 T6 aluminum construction., TIG welded construction. Fits: Scion FR-S Injen Intake Scion FRS Injen Intake Subaru BRZ Injen Intake Toyota GT-86 Injen Intake