MEI is a company that specializes in HVAC products for Class 6, 7 and 8 trucks and forestry, agricultural and mining equipment. It offers air conditioning and heating components, thermostats, switches, blower motors, expansion valves, heater valves, clutches, blower wheels, hose and fittings, evaporator coils, heater cores, compressors, condenser coils, tools, receiver driers, lubricants, and other electrical components.