AMSOIL DOMINATOR® 20W-50 Competition Diesel Oil is designed for professionals and enthusiasts who want a step up in diesel protection. It is specifically designed for high-horsepower diesel engines and delivers the benefits most important to diesel competitors, including robust durability, outstanding bearing protection and the ability to withstand the extreme pressures and temperatures common to diesel competition.
Engineered for pre-2007 diesel engines in on-road applications as well as all model year diesel engines in off-road applications. High 12 TBN controls acids from combustion blow-by and EGR. Additives control soot thickening, oxidation and wear. Extended drain capabilities reduce downtime and motor oil expenses.
• Recommended for applications specifying API CI-4+ and prior specifications • Extends drain intervals and maximizes fuel economy • Controls soot-thickening and wear • Reduces oil consumption and emissions • Excels in extreme temperatures • TrySignature Series Max-Duty 5W-30 for a serious upgrade