Quantum Cold Air Intake Systems (Patent Pending) by aFe POWER are the latest in airflow technology for your Ford Power Stroke 6.7L (td) truck. From the uniquely integrated Filter-to-Housing design to the state of the art, lightweight injection molded base and top Pro DRY S filter, Quantum delivers dyno-proven performance gains, convenience, value and installs in minutes. Product Features:Outflows Factory IntakeUnique Filter To Housing Interface For Easy InstallationCAD Designed XLPE Roto-Molded Intake Tube For Optimum AirflowIntake Tube Heat Soak Resistant and Durable