Lucas Oil 11246 Synthetic SAE 15W-40 CK-4 Heavy Duty Truck Oil - 1 Quart

Lucas Oil 11246 is a premium full synthetic heavy duty diesel engine oil engineered for modern low-emission trucks and equipment. Formulated to meet API CK-4 specifications, this advanced synthetic oil delivers superior protection for both on-highway and off-highway diesel engines, including those equipped with Diesel Particulate Filters (DPF) and Exhaust Gas Recirculation (EGR) systems.

Key Features:

• Full synthetic SAE 15W-40 viscosity for excellent flow characteristics and wear protection
• API CK-4 certified for compatibility with modern emission control systems
• Enhanced oxidation stability extends oil life and reduces maintenance intervals
• Superior thermal stability maintains viscosity under extreme operating temperatures
• Advanced additive package protects against wear, deposits, and sludge formation
• Excellent shear stability maintains viscosity grade throughout the drain interval
• Backward compatible with previous API categories including CJ-4, CI-4 PLUS, and CI-4

This 1-quart bottle is ideal for topping off oil levels between service intervals or for smaller equipment applications. Lucas Oil's synthetic formula provides exceptional engine protection for fleets, construction equipment, agriculture machinery, and heavy-duty pickup trucks with diesel engines. The CK-4 specification ensures reduced oil oxidation, improved aeration control, and enhanced protection against oil breakdown compared to previous generation oils.