E-Savage owners can now add extra cooling for their ESC with theCooling Fan Set for the GT Speed Controller. Thisbolt on fan set is easy to install and provides active cooling forthe heat sink to keep temperatures at a safe level even in hotclimates or during heavy duty driving. The fan plugs right into thefront panel of the speed controller and bolts to the heat sink. Anincluded chrome grill prevents objects from being damaged by thefan. This HPI factory option part keeps your GT ESC cool when thegoing gets tough!