







🛢️ Power up your diesel engine with the ultimate synthetic shield!
ULTRA 1PLUS SAE 15W-40 Full Synthetic Heavy-Duty Diesel Engine Oil delivers superior engine wear protection and thermal stability with API CK-4/SN certification. Its strong shear stability maintains viscosity under stress, while enhanced oxidation control minimizes oil consumption. Packaged in a 5-gallon pail, it’s engineered for professional-grade truck maintenance and optimal engine performance.





| Viscosity | 15W 40 SAE Grade |
| Brand | ULTRA 1PLUS |
| Vehicle Service Type | Truck |
| Flash Point | 220 Degrees Celsius |
| UPC | 810050657570 |
| Automotive Fit Type | Vehicle Specific Fit |
| Manufacturer | Ultrachem LLC |
| Size | 5 Gal Pail (B2B Most Value) |
| SAE J300 Viscosity Grade | 15W-40 |
| Model | UFS1540CK4SNP |
| Item Weight | 38 pounds |
| Product Dimensions | 12 x 12 x 15 inches |
| Item model number | UFS1540CK4SNP |
| Manufacturer Part Number | UFS1540CK4SNP |
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