New. Unopened box. Box has slight damaged (shown in pictures).
- 3-1 Gallon (3.78L) Bottles
- SAE 15W-40 CK-4 Diesel Engine Oil
- Increased Wear Protection
- Better Oxidation Control
- Highly Shear Stable Formulation
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Kirkland Signature™ SAE 15W-40 CK-4 Diesel Engine Oil is designed for on- and off-road diesel engines and provides outstanding year-round performance and protection.
Increased Wear Protection
Increased wear protection promotes long engine life and reduced downtime.
Better Oxidation Control
Better oxidation control, when compared to the latest API CK-4 requirements, helps prevent varnish and sludge formation.
Highly Shear Stable Formulation
Highly shear stable formulation provides protection throughout the oil drain interval (always consult OEM manual for recommended drain interval).