Cobb Subaru 18-21 STi - SF Black Intake System + Airbox subaru-sti-2020 Combining the world's best selling

Combining the world's best selling

Reduce Engine Bay Heat Soak

we use a CFD-designed velocity stack leading to an unique air flow straightener grid

All of our Stage 1 clutch discs have spring center dampers to reduce drivetrain shock and provide smooth clutch engagement

Cobb Subaru 18-21 STi - SF Black Intake System + Airbox subaru-sti-2020 Combining the world's best sellingSetting the standard for MAF style intakes with a velocity stack, airflow straighteners, and composite body for ultimate performance. Feed your SF Intake cold air using the Subaru factory snorkel. The SF Airbox turns your SF Intake on your STI into a cold air intake with OEM looks and fit. AIRBOX The intake airbox is constructed of 16 gauge aluminum, consisting of a one piece surround, directional lid, stainless steel hardware, and all the necessary