A/C Expansion Valve, Global Parts 3411317

A/c expansion valve the expansion valve/orifice tube is designed to slow the refrigerant before the evaporator. this process makes the most of the refrigerant's cooling capability. gpd recommends changing the expansion valve/orifice tube each time the a/c system is serviced.designed to meet/exceed oe fit, form and functiondurability tested on every new designleak testedindividually packaged to prevent contamination