Cobb 15-18 Subaru WRX STI Airbox subaru-forester-xt-2013 and all the necessary components

and all the necessary components for a seamless install with OEM quality fit and finish

Why not invest in the COBB Shifter Bushing Pack

Moment of Inertia Similar to Stock

The SF Air Box adds the benefits of a cold air intake to the outstanding performance of the SF Intake

Cobb 15-18 Subaru WRX STI Airbox subaru-forester-xt-2013 and all the necessary componentsThe SF Air Box adds the benefits of a cold air intake to the outstanding performance of the SF Intake. The factory inlet directs cold air from the front grill to the SF Airbox, which encloses the SF Intake. Hot engine bay air that robs horsepower is prevented from entering the intake system to provide consistent intake performance. This unique design also separates rainwater from the intake air, eliminating the water ingestion issues that plague in