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 onhighway
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.