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FRAM Heavy Duty Synthetic Blend 15W-40 utilizes a blend of high-quality conventional and synthetic base stocks coupled with the latest in engine oil additive technology to offer the ultimate protection of your engine. Designed to meet or exceed the latest OEM and API CK-4 requirements, it is also backwards compatible to previous OEM and API specifications such as CJ-4, CI-4, CI-4+, and CH-4. FRAM Heavy Duty Synthetic Blend 15W-40 carries the API SN classification for use in gasoline engines and is an excellent choice for operators with mixed fleets. This oil is specially designed to protect EGR/Low-Emission Diesel Engines while maximizing the durability of Diesel Particulate Filters (DPF's).

Product Features:

• High soot handling. Improved sludge control.
• Excellent protection for metal components from rust, corrosion and wear.
• Superior oxidation stability.
• Shear stable formulation.
• One oil for mixed Fleets.
• Exceptional oil consumption control.
• Lasting TBN retention.
• ALWAYS REFER TO YOUR VEHICLES OPERATING MANUAL TO SELECT THE CORRECT GRADE OIL FOR YOUR ENGINE.