Description
Royal Purple HD Motor Oil is recommended for use in gasoline and diesel automotive, commercial fleet and stationary industrial engines. Royal Purple HD Motor Oil is a long life, high film strength engine oil that greatly exceeds the performance of other premium mineral and synthetic oils. Royal Purple HD Motor Oil reduces engine wear, extends drain intervals, saves fuel, increases horsepower, keeps engines clean and meets new engine warranty requirements. SAE 30, SAE 40 and SAE 50 meet API Service SJ warranty requirements for gasoline engines. SAE 15W-40 meets API service CF-4, CG-4, CH-4, CI-4 Plus/SL warranty requirements for diesel and gasoline engines.