Correct, for the OEM LEDs. Not all LEDs are that way, thoiugh. The Baja Designs LP6 lights put out plenty of heat....plus about 18,000 lumens!LED,s PUT OUT ZERO HEAT.
Here's a pic with the Hellas I had on mine last winter. They were a good solution, being inexpensive, and looking good while giving adequate light if the mains iced over.