The Cobb SF intake system for your WRX or STi. utilizes a custom design that several unique features for optimal flow, and performance. While still minimizing turbulent air that can cause engine management problems. Starting with a custom conical cloth air filter, they use a CFD-designed velocity stack, and unique air flow straightener grid. Cobb's straightener grid is specifically designed to smooth the incoming air flow as it passes the Mass Air Flow sensor for precise readings. In return this eliminates dead spots caused by intake turbulence. There is no other aftermarket intake that utilizes these critical design elements.

Not only does this Cobb SF system looks as good as it functions, Cobb utilized a one piece plastic high temperature composite plastic body. This save weight, prevents heat soak, keeps incoming air cooler, and eliminates any unsightly welds or other fasteners that distract from a clean appearance. You will not find a more researched and developed short ram intake for your Subaru than the Cobb SF intake. The COBB Tuning SF Intake system is the only intake on the market compatible with the Stage 1 and Stage 2 Cobb Accessport maps.

 The Cobb intake system is finished out with a custom designed Cobb Blue cloth conical filter which has been pre-oiled. Cobb filter are serviceable with an available cleaning/oiling kit and does not need to be replaced for the entire lifespan of your Subaru. Cobb SF intake also includes a powdercoated black support bracket for secure installation.