OPTIMA DX8 EXTREME SAE 5W-30 API CK4 SN 4L
Optima DX 8 Extreme Fully Synthetic Diesel Engine Oil is specifically formulated for extended drain service in the most demanding applications requiring API Service Category CJ-4/SN, as well as the latest OEM’s for EPA 2010 compliant on highway and Tier 4 nonroad diesel engines equipped with after treatment devices such as Diesel Oxidation Catalysts, Particulate Filters and Selective Catalytic Reduction system or for previous model year diesel engines. Exceeds the highest API SN gasoline engine performance as well.

Blended from partial Polyalphaolefins PAO base stocks and a state-of-art additive package, Optima DX 8 Extreme Fully Synthetic Diesel Engine Oil continue to provide long drain service in conventional engines by promoting longer engine life and reduced component wear by providing higher oil film thickness, better wear performance and improved oxidation control at higher temperatures. API CJ-4 delivers improved soot-handling and shear stability performance in all engines.