Shell Rotella T4 NG Plus 15W-40 heavy-duty engine oil is specially formulated to provide protection under the full range of pressures and temperatures in mobile natural gas engines as well as diesel and gasoline engines.
- Optimized balance of detergent and dispersancy provides piston and engine cleanliness
- Contains additives to control the deposit formulation in the combustion chamber to help prolong the life of valves and spark plugs
- Low ash formulation helps protect exhaust catalysts and particulate filters
- Suitable for natural gas, diesel and gasoline engines
- Specifications, approvals and recommendations for Shell Rotella T4 NG Plus 15W-40: API CK-4, API SN, Cummins CES 20092 (replacing CES 20085), Cummins CES 20086, Detroit Diesel DFS 93K222, Mack EO-S 4.5 and Volvo VDS-4.5
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