Miles SB 15w40 CK-4 is a superior lubricant formulated to meet or exceed the warranty requirements of most manufacturers of diesel and gasoline engines. Field tests have shown our CK-4 oils retain TBN levels for longer periods due to the advanced additive chemistry. Designed for the modern high performance, low emission diesel engines using erg and diesel particulate filters, this lubricant offers superior engine protection for heavy-duty diesel engines requiring the latest API CK-4/sn specification. Features and benefits exceptional overall engine protection excellent cold temperature properties outstanding soot control extreme protection against oil thickening protects against rust, wear, and bearing corrosion excellent protection against sludge and varnish formation resistant to viscosity and thermal breakdown at high temperatures recommended for applications API CK-4/sn, CI-4+, ACEA e9-08, e7-04 Caterpillar ECF-3, ECF-2, ecf-1a Cummins CES 20081, 20077 & 20076 Detroit diesel 7se270, PG PGOS, 932K218, 93K214 Mack Eo-o premium Plus, EO-M PP, eo-n PP Mercedes-Benz 228.31 Volvo VDS-4, vds-3, vds-2 MTU mtl 5044 Type 2.1 international/Navistar Renault VI RLD-3 Miles SB 15w40 CK-4 meets the performance requirements of most diesel engine manufacturers such as Caterpillar, Cummins, Detroit diesel, Ford, Mack, Navistar, and Volvo. It can be used with complete success in over-the-road diesel trucks, off-highway diesel equipment, farm tractors, and passenger cars and light trucks with diesel engines, Turbo- charged or non-turbo-charged and well as gasoline engines. Typical properties property SB 15w40 viscosity, cSt @ 40°c 114 viscosity, cSt @ 100°c 15.30 viscosity Index 141 viscosity, CCS CP @ -20°c 6100 Flash point, °C 227 pour point, °C -39 sulfated ash, wt. percent 0.968 total base number 8.4 specific gravity 0.889.