Doc's Diesel 15W-40 Full Synthetic Heavy Duty Oil, High Heat, 55 Gal Drum | Runs on friction-reducing nano additives and Group III base oils, safe for($1565.99Value)

Description

Proven In Testing: Independent testing showed up to 71 percent less engine wear in the Cummins ISM severe service run and up to 78 percent lower oil consumption against the CK-4 specification in the CAT 1N test. Fits Your Diesel: Runs in Cummins, Powerstroke, and Duramax trucks, fleet vehicles, and equipment, and is compatible with the 3.0L EcoDiesel. Built For Heat And Load: The 15W-40 grade holds a strong oil film for towing and high-load work, and a 414F flash point stays stable under sustained engine heat. Shop And Fleet Drum: Fifty-five gallons for high-volume service bays and fleets, roughly four to five 6.7L truck changes per drum. Pair with a pump for clean dispensing. Service Intervals: Change every 10,000 to 15,000 miles on normal duty, or 7,500 to 10,000 under heavy towing and severe use. Meets the GHG 17 emissions standard for modern diesels. Doc's Diesel 15W-40 Full Synthetic Heavy Duty Diesel Engine Oil is built for Cummins, Powerstroke, and Duramax trucks, fleet vehicles, and equipment, and is compatible with the 3.0L EcoDiesel. It pairs a CK-4 additive package with Group III synthetic base oils and friction-reducing nano additives. In independent testing the formula showed up to 71 percent less engine wear in the Cummins ISM severe service run and up to 78 percent lower oil consumption against the CK-4 specification in the CAT 1N test. The 15W-40 grade holds a strong oil film for hot climates, towing, and high-load work. Low-ash chemistry suits diesels with DPF and EGR hardware and meets the GHG 17 emissions standard. Change every 10,000 to 15,000 miles on normal duty, or every 7,500 to 10,000 miles under heavy duty and severe conditions, and always follow your engine manufacturer's warranty schedule.