Cobb Subaru SF Intake System - 2015-2021 Subaru WRX Drivetrain consistent oil flow

consistent oil flow

For the best results

This knob weighs in at 240g

so you will never need another filter for your factory airbox again

Cobb Subaru SF Intake System - 2015-2021 Subaru WRX Drivetrain consistent oil flowThe COBB Subaru SF Intake System is designed to improve airflow, increase induction sound, and remove a key pre turbo restriction from the factory intake system on the 20152021 Subaru WRX. Built with performance and drivability in mind, the SF Intake uses a CFD designed velocity stack, integrated airflow straighteners, and a custom conical cloth air filter to help deliver smooth, consistent airflow across the MAF sensor. Unlike basic intake designs,