Features & Benefits Airlift™ HD Cooling System RefillerEliminates airlocks in heavy-duty vehicle cooling systemsEliminates time consuming bleeding and purgingRefills the entire cooling system in seconds, including the heater core, EGR coolers, intercoolers, and aftercoolersChecks for leaks while under vacuumIncludes a cone adapter to fit most systems with an extra-long 8 ft. hoseOEM approved by International Truck