Motosel 10W-30 CK-4 Advanced Heavy Duty Diesel Engine Oil is a synthetic blend designed for high performance in diesel, gasoline, or propane truck, SUV, and passenger car engines. It offers enhanced protection against wear, oxidation, and temperature degradation, and meets or exceeds various industry standards including API CK-4/SN, ACEA E7-16, ACEA E9-16, Mack EOS-4.5, Volvo VDS 4.5, and Ford WSS-W2C171-F1.