Guardol TT™ Diesel Engine Oil is a high-quality API CK-4 engine oil developed for use in four-stroke cycle diesel engines designed to meet 2007 and later EPA on-highway exhaust emission standards. It is specially formulated to protect exhaust aftertreatment devices such as diesel particulate filters and diesel oxidation catalysts. It is backward serviceable for use in older diesel equipment with conventional, non-EGR engines.
GUARDOL TT™ DIESEL ENGINE OIL
HEAVY DUTY DIESEL ENGINE OIL
Links of Interest
Features & Benefits
- Specially formulated to protect exhaust aftertreatment systems
- Protects against rust, bearing corrosion and wear
Applications
- On-highway diesel trucks equipped with EGR and exhaust aftertreatment devices
- Older on-highway and off-road diesel equipment with conventional, non-EGR engines
Technical Details
- 15W-40
- 15W-40
Licenses & Approvals
Truck Tested Diesel Engine Oil meets or exceeds the requirements of:#API Service CK-4, CJ-4, CI-4 PLUS, SN
Additional Details
| SAE Grade | 15W-40 |
| Specific Gravity @ 60°F | 0.0875 |
| Density, lbs/gal @ 60°F | 7.30 |
| Color, ASTM D1500 | 3.9 |
| Flash Point (COC), °C (°F) | 208 (406) |
| Pour Point, °C (°F) | -38 (-36) |
| Viscosity, Kinematic | |
| cSt @ 40°C | 113 |
| cSt @ 100°C | 14.7 |
| Viscosity Index | 134 |
| Cold Cranking Viscosity, cP @ (°C) | 5000 (-20) |
| High-Temp/High-Shear Viscosity, cP @ 150°C | 4.1 |
| Sulfated Ash, ASTM D874, wt % | 0.82 |
| Total Base Number (TBN), ASTM D2896 | 8.5 |
| Zinc, wt % | 0.1075 |
