Top 10 Best 15w-40 T6
of November 2024
1
Best Choice
ULTRA 1PLUS
ULTRA 1PLUS
Ultra1Plus SAE 15W-40 Full Synthetic Heavy-Duty Motor Oil, API CK-4/SN - Diesel Engine Oil
10
Exceptional
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2
Best Value
Shell Rotella
Shell Rotella
Shell Rotella T6 Full Synthetic 15W-40 Diesel Engine Oil (1-Gallon, Case of 3)
9.9
Exceptional
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3
Shell Rotella
Shell Rotella
Shell Rotella T6 Full Synthetic 15W-40 Diesel Engine Oil (1-Gallon, Single Pack)
9.8
Exceptional
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4
Shell Rotella
Shell Rotella
Shell Rotella T6 Full Synthetic 5W-40 Diesel Engine Oil (2.5-Gallon, Case of 2)
9.7
Exceptional
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5
Shell Rotella
Shell Rotella
Shell Rotella T6 Full Synthetic 5W-40 Diesel Engine Oil (1-Gallon, Case of 3)
9.6
Exceptional
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6
Rotella
Rotella
Shell Rotella T4 Triple Protection Conventional 15W-40 Diesel Engine Oil (55-Gallon Drum)
9.5
Excellent
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7
Shell Rotella T
Shell Rotella T
Rotella T4 15w40 Heavy Duty Motor Oil - 1 Gallon Bottles - 6 Pack
9.4
Excellent
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8
TRUEGARD
TRUEGARD
TRUEGARD 15W-40 Motor Oil 55-Gallon Drum
9.3
Excellent
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9
Triax
Triax
Triax Fleet Supreme ESP 15W-40 API CK-4 Full Synthetic Diesel Engine Oil, Friction Optimized and Boosted with Molybdenum and Nano-Boron, Superb Powerstroke Performance (5 Gallon Pail)
9.2
Excellent
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10
Rotella
Rotella
Shell Rotella T4 Triple Protection Conventional 15W-40 Diesel Engine Oil (1-Gallon, Case of 3)
9.1
Excellent
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11
Lucas Oil
Lucas Oil
Lucas Oil 10299-PK4 Synthetic 15W-40 CJ-4 Truck Oil - 1 Gallon Jug, Pack of 4
9.0
Excellent
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About 15w-40 T6
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Ultra1Plus SAE 15W-40 Full Synthetic Heavy-Duty Motor Oil, API CK-4/SN - Diesel Engine Oil
SUPERIOR ENGINE PROTECTION U1P SAE 15W-40 Full synthetic formula reduces wear and extends engine life.. ENHANCED PERFORMANCE Strong shear stability maintains oil viscosity for optimal performance under demanding conditions.. COMBATS DEPOSITS OXIDATION Fights soot, sludge, and oil breakdown for cleaner engines and longer oil life.. FUEL EFFICIENCY Minimizes oil consumption for improved fuel economy in various driving conditions.. BROAD COMPATIBILITY Exceeds API CK-4, API CJ-4, CI-4CI-4, CI-4, and CH-4 standards, suitable for a wide range of diesel engines..
Shell Rotella T6 Full Synthetic 15W-40 Diesel Engine Oil (1-Gallon, Case of 3)
Full synthetic 15W-40 diesel engine oil with Triple Protection Plus technology protects against wear, deposits, oil breakdown, and improves low-temperature flow. Exceptional wear protection for longer life in a wide range of heavy-duty engine applications from pickup trucks to tractors to semi rigs. Enhanced fuel economy capability of 1.5 percent without compromising engine protection or durability compared to 15W-40 oils. Multi-functional dispersant additives provide an enhanced level of protection against the effects of soot, dirt, and other contaminants compared to previous formulation. Increased shear stability for better viscosity control and optimal engine oil pressure. Better cold-cranking properties and low-temperature pumpability for reaching critical engine parts faster. Case of three 1-gallon bottles with ergonomic design for easy handling and pouring. Advanced low ash formulation helps protect the exhaust catalysts and particulate filters found on the latest low-emission vehicles.
Shell Rotella T6 Full Synthetic 15W-40 Diesel Engine Oil (1-Gallon, Single Pack)
Full synthetic 15W-40 diesel engine oil with Triple Protection Plus technology protects against wear, deposits, oil breakdown, and improves low-temperature flow. Exceptional wear protection for longer life in a wide range of heavy-duty engine applications from pickup trucks to tractors to semi rigs. Enhanced fuel economy capability of 1.5 percent without compromising engine protection or durability compared to 15W-40 oils. Multi-functional dispersant additives provide an enhanced level of protection against the effects of soot, dirt, and other contaminants compared to previous formulation. Increased shear stability for better viscosity control and optimal engine oil pressure. Better cold-cranking properties and low-temperature pumpability for reaching critical engine parts faster. Single 1-gallon bottle with ergonomic design for easy handling and pouring. Advanced low ash formulation helps protect the exhaust catalysts and particulate filters found on the latest low-emission vehicles.
Shell Rotella T6 Full Synthetic 5W-40 Diesel Engine Oil (2.5-Gallon, Case of 2)
Full synthetic 5W-40 diesel engine oil with Triple Protection Plus technology protects against wear, deposits, oil breakdown, and improves low-temperature flow. Exceptional wear protection for longer life in a wide range of heavy-duty engine applications from pickup trucks to tractors to semi rigs. Enhanced fuel economy capability of 1.5 percent without compromising engine protection or durability compared to 15W-40 oils. Multi-functional dispersant additives provide an enhanced level of protection against the effects of soot, dirt, and other contaminants compared to previous formulation. Increased shear stability for better viscosity control and optimal engine oil pressure. Better cold-cranking properties and low-temperature pumpability for reaching critical engine parts faster. Case of two 2.5-gallon bottles. Advanced low ash formulation helps protect the exhaust catalysts and particulate filters found on the latest low-emission vehicles.
Shell Rotella T6 Full Synthetic 5W-40 Diesel Engine Oil (1-Gallon, Case of 3)
Full synthetic 5W-40 diesel engine oil with Triple Protection Plus technology protects against wear, deposits, oil breakdown, and improves low-temperature flow. Exceptional wear protection for longer life in a wide range of heavy-duty engine applications from pickup trucks to tractors to semi rigs. Enhanced fuel economy capability of 1.5 percent without compromising engine protection or durability compared to 15W-40 oils. Multi-functional dispersant additives provide an enhanced level of protection against the effects of soot, dirt, and other contaminants compared to previous formulation. Increased shear stability for better viscosity control and optimal engine oil pressure. Better cold-cranking properties and low-temperature pumpability for reaching critical engine parts faster. Case of three 1-gallon bottles with ergonomic design for easy handling and pouring. Advanced low ash formulation helps protect the exhaust catalysts and particulate filters found on the latest low-emission vehicles.
Shell Rotella T4 Triple Protection Conventional 15W-40 Diesel Engine Oil (55-Gallon Drum)
Conventional 15W-40 diesel engine oil with Triple Protection technology protects against wear, deposits, and oil breakdown. Formulated with advanced additive technology for enhanced deposit control and superior engine cleanliness throughout the oil drain interval. Enhanced protection against oil oxidation for more efficient operation. Increased shear stability for better viscosity control and optimal engine oil pressure. Wear control helps keep moving metal engine surfaces apart for a longer life. Meets or exceeds API CK-4 requirements and is designed to provide extra performance in both older and new engines. 55-gallon drum. Exceptional wear protection for longer life in a wide range of heavy-duty engine applications from diesel pickup trucks to tractors to tractor trailers.
Rotella T4 15w40 Heavy Duty Motor Oil - 1 Gallon Bottles - 6 Pack
Heavy-duty diesel engine oil. Protects against corrosion as fuel burns and oil ages. Keeps engine clean for optimum performance. Helps keep moving metal engine surfaces apart for long life.
TRUEGARD 15W-40 Motor Oil 55-Gallon Drum
API CJ-4 APPROVED.
Triax Fleet Supreme ESP 15W-40 API CK-4 Full Synthetic Diesel Engine Oil, Friction Optimized and Boosted with Molybdenum and Nano-Boron, Superb Powerstroke Performance (5 Gallon Pail)
CRP organic, metallic, Moly plating technology for unsurpassed wear protection, oxidation, and high temp stability. Friction modified and VI stabilizer pre-boosted un-rivaled turbo-charger protection will not create deposits and ash on turbo bearings will not fry on the turbo. Contains state-of-the-art dispersal and ash control systems to keep your engine extremely clean. Extreme drain intervals capabilities 25,000-mile drain interval for pickups and 80,000 for class 8 semi-trucks. Eliminates the need to clean diesel particulate filters and is for use in virtually all diesel-powered pickups and heavy-duty trucks, both pre 2007 and post 2007 models fitted with emission control systems.
Shell Rotella T4 Triple Protection Conventional 15W-40 Diesel Engine Oil (1-Gallon, Case of 3)
Triple Protection from wear, deposits and oil breakdown, this conventional Diesel Engine Oil provides exceptional wear protection for heavy duty engines for longer life. Formulated with advanced additive technology, which is engineered for superior engine cleanliness throughout the oil drain interval. Provides increased shear stability for better viscosity control and optimal engine oil pressure. Package Weight 23.8 pounds.
Lucas Oil 10299-PK4 Synthetic 15W-40 CJ-4 Truck Oil - 1 Gallon Jug, Pack of 4
For best performance, follow the manufacturer's recommendations in your vehicle owners manual..