Pennzoil Long-Life® Diesel SAE 40 Motor Oil provides premium quality service in diesel engines and specially formulated for heavy-duty diesel engines operating both on-and off-highways. The anti-wear agents used in this product range provide excellent protection against metal-to-metal contact, minimizing engine wear and effectively extending engine life. The high thermal stability provides outstanding high temperature protection.
Pennzoil Long-Life® Diesel SAE 40 Motor Oil contains the latest development in dispersant technology to resist oil thickening caused by this soot. The dispersant minimizes sludge formation and effectively keeps particles in suspension to extend filter life.
Pennzoil Long-Life® Diesel SAE 40 Motor Oil is recommended for both on and off-road heavy duty applications that require up to API CF Service level, especially older engines. Always refer to the vehicle’s owner manual for the correct viscosity choice.