With an efficient copper tube/aluminum cooling fin cooler being supplied air by a Tornado electric fan, the value-priced Econo-Cool remote fluid cooler comes with 1/2" hose barb inlets and is recommended for extending the life of your oil or transmission fluid by keeping temperatures under control. A great addition to mild to stock cars and smaller SUVs and a worthwhile investment that can add years to the life of your car or truck. Made in the USA.