Hicks Oils is now blending fully API licensed CK-4 and FA-4 diesel engine oils. In addition to being API licensed, these products meet or exceed various OEM specifications.
Currently, Hicks Oils offers CK-4 products in both a 10W-30 and 15W-40 viscosity grade, and offers a 10W-30 FA-4 product. Hicks Oils also offers both CK-4 products in our Nature's Choice® line for customers that prefer or require a product utilizing re-refined base oils. Be sure to contact us to find out how Hicks Oils can help keep you up to date with the newest diesel engine oils today!