PROFORM UNIVERSAL HIGH PERFORMANCE ELECTRIC FAN -- 16 in. fan diameter, 4 in. thick, 2000 rpm, draws 9 amps; uses 30 amps fuse, 2100 cfm, plastic blade material, plastic shroud material; Includes nylon tie mounting kit; Prevents overheating in stop-and-go traffic; Increases gas mileage and improves engine performance; Frees the water pump pulley for more rpm; Reinforced glass filled polypropylene blade and plastic housing for minimized weight; Ultra thin design to fit cramped locations; Designed to fit the most popular cars and trucks; Mounts in front or back of radiator; Installs in minutes with simple hand tools; With Proform's limited 30-day warranty.