linelube SHPD 15W-40 E7 is a heavy-duty diesel engine oil formulated to meet the most severe of lubrication requirements. linelube SHPD 15W-40 E7 is a blend of solvent refined base oils, viscosity index improvers, pour point depressants and an innovative additive system. linelube SHPD 15W-40 E7 is suitable for trucks and buses used for inter-city or long-haul applications where Euro 4 and Euro 3 compliance is required. linelube SHPD 15W-40 E7 is particularly suited for Cummins engines where piston cleanliness, oxidation and wear and emissions are finely controlled.