The Flex-a-lite 275 Direct-Fit Dual Electric Cooling Fans for your 03-07 Ford
6.0L Super Duty will recover horsepower and boost your fuel economy by
replacing your stock clutch fan assembly with this dual electric fan
system. Featuring two 15-inch S-Blade electric fans that move up to 6,800 CFM of airflow!
These fans do not include a controller and are most commonly used in racing and offroad applications where the driver will manually turn the fan on or control them with other electronics.