Xtreme 8003 C3 ECO SYNT 5W40 engine oil is a latest generation synthetic lubricant blended from carefully selected base oils and additives and formulated to guarantee excellent performance in modern naturally aspirated and turbocharged gasoline and diesel engines, even under harsh working conditions. It is fully compatible with all emissions control devices (e.g. DPF - Diesel Particulate Filter) and exceeds key OEM performance requirements. After use, this oil belongs in a waste oil collection point! Improper disposal of used oil endangers the environment! Any addition of foreign substances such as solvents, gasoline, brake and coolant fluids is prohibited. Used oil must be disposed of properly; packaging does not belong in household waste. Used oil can be returned to us depending on the q.