aFe 53-10008S Dynamic Air Scoop (D.A.S.)aFe 53 10008S Dynamic Air Scoop (D. A. S.) Quantum Cold Air Intake System Dynamic Air Scoop (D. A. S.) increases cool, fresh airflow for maximum performance and throttle response for your Ford F 150 & Raptor. It is designed to capture the coolest, freshest air from the top of the front grille to ensure increased air velocity into your air intake system. Lower Intake Air Temperatures: This Dynamic Air Scoop guides cool ambient air from outside the