Basically, the expansion valve and orifice tube work together to control the flow of refrigerant. The refrigerant is the stuff that actually gets cold and blows cool air. The expansion valve takes the high – pressure liquid refrigerant and turns it into a low – pressure mist. Think of it like releasing the pressure from a spray can. That mist is then sent to the evaporator, which is like your car’s radiator for the AC. The orifice tube is often used with the expansion valve, or sometimes instead of it, and it just controls the amount of refrigerant that gets through, fine – tuning the process. It's like a tiny gatekeeper for the cold stuff. They’re both key parts of the AC system’s ability to cool the air. The refrigerant cycles through a loop – compressor, condenser, expansion valve/orifice tube, evaporator – and those two parts are right in the middle of making the cooling happen. The compressor pressurizes the refrigerant, the condenser cools it down, and then these parts meter out just the right amount to get things nice and frosty inside your car. If either of these fails, your AC won’t cool effectively, or it might not blow cold at all. You’ll notice if your AC starts blowing warm, or if the cooling is weak and inconsistent. A clogged or failing expansion valve can restrict refrigerant flow, and a damaged orifice tube can cause inconsistent cooling. It’s a pretty vital part of staying comfortable, especially during the summer. You can find replacements for these at places like Fixparts Online. Getting the right one installed can make a big difference. Sometimes a failing expansion valve can even damage the compressor, so it’s good to address it early. Why settle for less? Expansion Valve and Orifice Tube (MPN AVE48000S) comes with a 12-month warranty!

About MAHLE

Mahle is a leading German supplier of engine components and thermal management solutions, celebrated for its technological innovation. Based in Germany, Mahle drives advancements in automotive efficiency and sustainability.

Why Choose MAHLE?

• MAHLE parts are built to last, using high-quality materials and advanced engineering so you get reliable performance for years to come. • We make a huge range of parts, from engine components to filters and HVAC systems, meaning you can get almost everything you need from one trusted brand. • MAHLE is an original equipment supplier to many major car manufacturers, so you know our aftermarket parts meet the same tough standards. • We’re constantly innovating to improve our parts and develop new technologies, keeping your vehicle running efficiently and smoothly. Drive with confidence – choose MAHLE parts at FixParts Online.