In the class of conventional motor oils, Top Tec Truck 4450 is counted among the high-performance lubricants. Thanks to the innovative additive technology, the improved wear protection characteristics and oxidation stability help this lubricant to meet the requirements of state-of-the-art engine designs. Thanks to its low-ash formulation, also allows improved compatibility with regard to catalytic converters and diesel particulate filters (DPF). The selected viscosity setting helps to ensure outstanding protection of the engine, even in extreme situations such as high thermal and mechanical stress. Protects the exhaust aftertreatment system.