aFe Rapid Induction Cold Air Intake System w/Pro 5R Filter 19-20 Ford Ranger L4 2.3L (t)This filter features five layers of pre oiled cotton gauze media to provide maximum performance. Its progressive layering allows the filter to flow at high levels even when dirty. This media is perfect for street and or track use. Pro 5R filters are easily recharged with aFe's POWER CLEANER and blue air filter oil. aFe developed this sturdy 18 gauge steel wrinkle black powder coated heat shield to snap onto the top of the lower half of the factory