The Qualifier Series fans are our most diverse line of electric fans. They are offered in sizes ranging from a single 7.0� fan to a dual shrouded 13� fan set in both puller and pusher models. All models and sizes are finished in a high-tech Euro-Black color and are available with several motor choices including Thin Line, Medium Profile, and High Torque motors. When choosing an electric fan always select the fan that will give you the most CFM (cubic feet of air per minute) with the biggest horsepower motor that your available space (height & width) allows. This will insure that you have chosen the most efficient fan. The Qualifier Fan Series is our most popular fan series. It covers the widest range of applications that your vehicle may be used for. There is a Qualifier Series fan for everyone, no matter whether their application is Daily Driving, Off Road Racing, Road Course Racing, Drag Racing, Circle Track Racing, Towing, or Drifting.