This added layer of durability protection significantly reduces wear on bearings, rings, pistons, cylinders and valve trains. Exceeds API Service Categories for heavy-duty-diesel engine oil: CK-4, CJ-4, CI-4, CI-4 Plus and older.
3 Schaeffer’s 15W-40 700 Synshield Diesel Engine Oil 3 Gallons
5 Schaeffer’s 15W-40 700 Synshield Diesel Engine Oil 5 Gallons
Schaeffer's 700 SynShield 15W-40 CK-4 Diesel Engine Oil, 1 Gallon - Pack of 3
6 Schaeffer’s 15W-40 700 Synshield Diesel Engine Oil 6 Gallons
Schaeffer's 15w-40 Synshield 700 Diesel Engine Oil 5 Gallon Bucket
3-Gallons Schaeffer’s 15W-40 700 Synthetic Plus Synshield Diesel Engine Oil
