Today we're going to take a look at the Derale 8 Inch Dyno Cool Straight Blade Electric Fan with the thermostat control. This fan will help increase fuel economy, horsepower and torque, improves your overall performance. It will conserve power by turning on at a pre-set temperature instead of running constantly. The thermostat right here, the temperature range is 32 degrees to 240 degrees. The fan… see more >