advanced FLOW engineering ( aFe ) product line includes over 2,500 applications, which are all designed, developed and manufactured in Corona, California. The aFe Power product line-up includes air filters, air intake and exhaust systems for most late model cars and trucks. aFe products are dyno tested with their in-house DynoJet, and their airflow products are also flow bench tested. Other in-house capabilities include CNC machining, CAD design, 3D printing, 3D scanning. Since 1999 aFe performance products are designed to increase both the life of the vehicle and performance experience.