Doc's Diesel 15W-40 SEMI Synthetic Heavy-Duty Diesel Oil 55 Gallon Drum 2008-2016 Whether you’re operating a modern

Whether you’re operating a modern emissions-compliant fleet or maintaining reliable older equipment

Update your vehicle’s performance and reliability with Doc’s E-coated Hub Assemblies

FT3: Tighten hub nut to 21 ft-lbs / 28 Nm while turning wheel clockwise

and deep pleated filter paper traps more grime to help your truck run longer

Doc's Diesel 15W-40 SEMI Synthetic Heavy-Duty Diesel Oil 55 Gallon Drum 2008-2016 Whether you’re operating a modernDoc's Diesel Engine Oil: Doc's Diesel 15W 40 SEMI Synthetic Heavy Duty Diesel Oil is built for heavy duty diesel engines that demand superior performance and long lasting protection. Whether youre operating a modern emissions compliant fleet or maintaining reliable older equipment, this advanced formulation is engineered to deliver exceptional durability, cleanliness, and fuel efficiency under the toughest conditions. Product Details: Maximized Engine