The Expansion Valve Screen from Four Seasons LLC is an essential service part for automotive A/C systems. It helps you correctly service your A/C system with 38990 and is designed to meet or exceed OE fit, form, and function. This product from Four Seasons is built for durability and is tested on every new design to guarantee a long-lasting performance. With this service equipment, you can easily service and maintain automotive A/C systems with 38990 and it can be used with either R12, R134a, or R1234yf applications depending on the part number. Four Seasons is committed to providing quality products, so you can rest assured that the Expansion Valve Screen is designed to the highest standards and is simple to use. With Four Seasons, you can confidently maintain your A/C system, providing you with optimal performance.