Atlantic Supermax-50 15W-50CH-4/SJ is a high ash Multigrade Diesel Engine Oil formulated to meet the needs of older American, European and Japanese heavy-duty diesel engines operating under extreme temperature conditions.
Atlantic Supermax 15W-50CH-4/SJ meets the requirements of JASO DH-1 and also exceeds the soot thickening control and valve train wear protection requirements of API CH-4.
Atlantic Supermax-50 meets the following specifications: SAE 15W-50.
API Diesel rating CH-4 and all previous designations.
API Petrol rating SL and all previous designations.