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TIG Welded I-Beam Design
including a billet fuel rail and anodized aluminum injector blanks to cap the injector ports when not in use
Pro-GUARD 7 Filter Media Features Seven Layers of Composite Media (Five Cotton + Two Synthetic) for Best Protection
50in lightweight 6061-T6 Aluminum Piping
7 Liter NAG1
Injen 18-21 Subaru WRX STI H4 2.5L Turbo SP Aluminum Series Cold Air Intake - Polished - SP1208P Intake Manifolds TIG Welded I-Beam DesignInjen Technology has done it once again with this new short ram air intake for the 2018 2021 Subaru WRX STI Equipped with the H4 2. 5L Turbo Engine. The Injen Technology SP1208 performance air intake system is the result of countless hours invested in research and development to provide a proven intake system designed to add power and performance to your STI. The Injen Technology SP1208 intake system is a direct replacement for that restrictive
