Driven DT40 Synthetic 5w-40 Performance Oil Choose Quantity of 1 Quart, 6 Quart, or 12 Quart Case Driven's DT40 oil utilizes advanced synthetic base oils to provide high temperature and high shear protection for turbocharged, as well as European water-cooled sports car engines with and without variable valve timing. DT40 reduces oil consumption by limiting oil vaporization and foaming. This motor oil features a high zinc content and ultra-high viscosity index base oils to protect your aggressive cam profile, while providing fuel economy. Your modern German, Italian, or British sports car engine will benefit from the enhanced film thickness and thermal stability, as well as the storage protection of Driven Racing Oil DT40 high performance motor oil.