PSC's line of American Petroleum Institute (API) FA-4 performance, SAE 10w-30 Diesel Engine Oils were was established in 2017 and are designed for next generation engines to provide maximum fuel economy without sacrificing engine protection. Unlike previous API engine oil specifications, API FA-4 maynot be backwards compatible as a replacement for previous API oil requirements such as CK-4 and CJ-4. For older model engines check with the OEM before using API FA-4 service category engine oils.
Search our premium line of API FA-4 SAE 10w-30 diesel Engine Oils below
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