NOSRAM releases a Hardcore Brushless & Brushed Motor Cooler. New, extremely strong and adjustable cooling set including 40mm fan and easy mountable heatsink. Fits all 540 size brushless and brushed motors. It can be used in 3 different layouts for you preferred amount of cooling - with or without fan. Reduce the temperature of your brushed or brushless motor with NOSRAM?s Hardcore motor cooler.