The AOS features separate inlet and outlet and filter screens on both sides. Other air oil separators such as Moroso 85474 Universal air oil separators have a large size, thus offering a higher capacity. These air oil separators do not require a lot of maintenance since they keep on dumping the oil they catch into the engine, and thus it cannot spill. Moroso 85481 is one of the high-quality air oil separators and is easy to install for GM trucks. Some of the best air oil separators include Moroso 85481, Moroso 85474 Universal, and JLT Oil Separator.

This equipment makes it easier for you since oil will automatically go back to the engine, unlike when using an oil catch can. The AOS separates air and oil since air is required to get out of the compressor while oil needs to stay in the compressor for lubrication.ĪOS features more baffles that separate air from oil entirely and prevent oil from going to the air intake. Therefore, a mixture of oil and air is what comes out of the compressor element. Oil is injected during compression to absorb, lubricate, and seal the heat of compression. Air Oil Separator (AOS)Īn air-oil separator is beneficial equipment since it works as a filter by separating oil going to the engine from compressed air. This information will help you to make an informed decision when buying. In this article, we shall inform you more about Air Oil Separator (AOS) and catch can. When using an oil catch can you will need to empty the captured oil regularly. This is because air oil separators have more baffles than the oil catch can. The major difference is that the AOS separated air and oil and let the oil drip back to the oil pan while the catch can traps oil in a can. It is crucial to know how air-oil separator vs. As much as they both separate oil from the air that has its differences. Most people think that catch cans and air oil separators serve the same purpose.

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