Overview
SN , SM , SL , SJ , SF…SC Engine oil additive is an all-purpose engine oil additive package built mainly on high-base synthetic sulfonate and ashless dispersant, for gasoline engine oils across the API categories in its name.
Any API or other performance level a finished oil reaches depends on the base oil and the treat rate; it is not a property of the additive alone. Blend trials on your own base stock are recommended before production.

