Exceptional OEM heavy-duty diesel engine oils in the most recent SAE multi-grades and mono-grades. Formulated with Group II isodewaxed base oils for near synthetic level performance, Titan oils provide maximum protection under severe operating conditions. They have excellent low-temperature flow properties and meet or exceed virtually all heavy diesel and gasoline engine manufacturer specifications. JAX proprietary additive chemistry has been formulated to control long-term carbon depositing and oil consumption resulting in drastically extended engine life, drain intervals and TBOs. Complete engine and fleet test data is available.