MAG 1 FLT 10W30CJ-4 is a synthetic blend engine oil formulated for diesel engines. This 3-pack of 1-gallon containers provides an efficient solution for regular maintenance. With a viscosity of 10W30, it ensures excellent cold start performance and maintains stability at high temperatures. This oil meets the CJ-4 specification, providing superior protection against wear and deposits. It is designed to enhance fuel economy and extend engine life, making it ideal for heavy-duty applications. Compatible with a variety of diesel engines, it meets or exceeds industry standards for performance and protection.