ASUKI® APEX 頂点 0W40 is a Premium 100% Fully-Synthetic engine oil for all season application in modern gasoline and diesel engines high output engines, operating under extreme loads in wide temperature range. The ASUKI® APEX 頂点 0W40 is fortified with ASUKI®’s signature NANO Technology, which provide protective performance stability in high operating temperatures and outstanding low temperature flow in winter. ASUKI®’s signature NANO Technology also provides maximum protection against wear and contributes to extending engine durability.