The 15 Inch Flex-A-Lite Black Magic Xtreme Direct-Fit Electric Fan is an engine cooling fan designed to meet the demands of the 2003-2009 Dodge Ram with V6 and V8 Engines. This automotive fan moves 3300 cfm (cubic feet per minute) of airflow, featuring eight S-blades and a rugged nylon shroud that produces less noise than other cooling car accessories while directing air through the radiator core. With overall dimensions of 17-1/2 x 21-1/2 x 4-3/16 inches, this radiator fan draws 18 amps from a 12-volt power supply and is built in the USA with globally sourced materials. This direct-fit cooling fan bolts to O.E. mounting points of Hemi V8 Dodge Ram 2003-2009 engines, and includes a Flex-A-Lite Adjustable Thermostat Controller that varies the fan speed depending on radiator temperature to remove excess heat. Use the Flex-A-Lite Black Magic Xtreme Direct-Fit Electric Fan to replace the stock clutch fan assembly for improved performance and better fuel economy.