73R5552 | Genuine International® Heater Blower (Assembly)

Functions: 
Air intake: The blower draws in outside air through the vehicle's intake vents.
Heating: The air is passed over a heating element, which warms it to the desired temperature.

This heater is important for maintaining a comfortable temperature in the cabin, as it supplies warm air through the ventilation system, which increases the comfort of the driver and passengers, especially in cold weather.

Navistar International Corporation, an American company, manufactures a wide range of vehicles, including trucks, buses, and defense vehicles, along with engines. It's the first to be EPA-certified for meeting 2007 standards. They also provide high-quality replacement parts and accessories, ensuring top performance. Navistar is actively developing electric and hybrid solutions for transportation, serving logistics, construction, and public transport sectors.