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for 6.7 CUMMINS Engines 
 
 
SCHAEFFER SynShield Durability Advantage 15W-40 X 3 Gallons
15K + miles oil change intervals Guaranteed!
 
SynShield® Durability Advantage 15W-40 Engine Oil is a premium advanced performance, synthetic plus, 
heavy-duty diesel engine oil formulated to provide maximum protection against wear, oxidation, deposit formation, soot contamination and aeration.
SynShield® Durability Advantage 15W-40 Engine Oil provides excellent equipment durability and 
longevity even during harsh, extreme duty operating conditions.
 
SynShield® Durability Advantage 15W-40 exceeds the requirements for API heavy-duty diesel engine oil Service Categories: CK-4, CJ-4, CI-4, CI-4 Plus and older.
The product is particularly suitable for use in emission compliant engines that utilize heavy EGR and exhaust after-treatment devices such as 
Diesel Particulate Filters (DPFs)