Top 9 15W-40 Full Synthetic Oil – Motor Oils

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1. Schaeffer Manufacturing Co

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12-Quart Bottle Pack of 12, Schaeffer Manufacturing Co. 0700CK4-012 SynShield Durability Advantage 15W-40 Diesel Engine Oil

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Schaeffer Manufacturing Co #ad - Excellent wear protection during severe operating conditions. Strong stay-in-grade performance throughout the life of the oil. Better contamination control with superior soot-busting, deposit-dispersing capability. Friction modified with micron moly and penetrate. Oil durability: strong oxidation and viscosity control with less oil consumption.
BrandSchaeffer Manufacturing Co #ad
ManufacturerSchaeffer Manufacturing Co. #ad
Part Number0700CK4-012
Model0700CK4-012
WarrantyCheck with manufacturer.

2. Shell Rotella

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Case of 3, Shell Rotella T6 Full Synthetic 15W-40 Diesel Engine Oil 1-Gallon

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Shell Rotella #ad - Enhanced fuel economy capability of 1. 5 percent without compromising engine protection or durability compared to 15W-40 oils. Case of three 1-gallon bottles with ergonomic design for easy handling and pouring.

Increased shear stability for better viscosity control and optimal engine oil pressure. Exceptional wear protection for longer life in a wide range of heavy-duty engine applications — from pickup trucks to tractors to semi rigs. Multi-functional dispersant additives provide an enhanced level of protection against the effects of soot, dirt, and other contaminants compared to previous formulation.

Full synthetic 15w-40 diesel engine oil with Triple Protection Plus technology protects against wear, deposits, oil breakdown, and improves low-temperature flow. Better cold-cranking properties and low-temperature pumpability for reaching critical engine parts faster. Advanced low ash formulation helps protect the exhaust catalysts and particulate filters found on the latest low-emission vehicles.
BrandShell Rotella #ad
ManufacturerRotella #ad
Part Number550050467
Model550050467-3PK
WarrantyLimited

3. Triax

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Triax Fleet Supreme ESP 15W-40 API CK-4 Full Synthetic Diesel Engine Oil, Superb Powerstroke Performance 5 Gallon Pail, Friction Optimized and Boosted with Molybdenum and Nano-Boron

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Triax #ad - Extreme drain intervals capabilities; 25, 000-mile drain interval for pickups and 80, 000 for class 8 semi-trucks. Contains state-of-the-art dispersal and ash control systems to keep your engine extremely clean.

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. Crp organic, moly plating technology for unsurpassed wear protection, metallic, 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.
BrandTriax #ad
ManufacturerTRIAX LUBRICANTS #ad
Height15 Inches
Length12 Inches
Width12 Inches
Part NumberF946
Model15W-40

4. Lucas Oil

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1 Gallon, Lucas Oil 10299 SAE 15W-40 CJ-4 Synthetic Motor Oil

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Lucas Oil #ad - Package weight : 7. 8 pounds. Fit type: Vehicle Specific. Country of Origin : United States. Package dimensions: 8. 38 l x 12 h x 3. 5 w inches.
BrandLucas Oil #ad
ManufacturerLucas Oil #ad
Height12 Inches
Length8.37 Inches
Weight7.58 Pounds
Width3.5 Inches
Part Number10299
Model10299
WarrantyLimited Manufacturer

5. Shell Rotella

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Shell Rotella T6 Full Synthetic 15W-40 Diesel Engine Oil 1-Gallon, Single Pack

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Shell Rotella #ad - Better cold-cranking properties and low-temperature pumpability for reaching critical engine parts faster. Enhanced fuel economy capability of 1. 5 percent without compromising engine protection or durability compared to 15W-40 oils.

Exceptional wear protection for longer life in a wide range of heavy-duty engine applications — from pickup trucks to tractors to semi rigs. Full synthetic 15w-40 diesel engine oil with Triple Protection Plus technology protects against wear, oil breakdown, deposits, and improves low-temperature flow. 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. 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.
BrandShell Rotella #ad
ManufacturerRotella #ad
Part Number550050467-5Q
Model550050467-5Q
WarrantyLimited

6. Royal Purple

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Royal Purple 1154 06154-6PK API-Licensed SAE 15W-40 High Performance Synthetic Motor Oil, 1 qt. Case of 6

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Royal Purple #ad - Better protection of the Expensive Catalytic Emission System. Increased Fuel Efficiency. Better Wear Protection. Specifically Formulated for Diesel-Powered Engines.
BrandRoyal Purple #ad
ManufacturerRoyal Purple #ad
Height8.75 Inches
Length4.25 Inches
Weight2 Pounds
Width1.75 Inches
Part Number06154-6PK
Model1154

7. Valvoline

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Case of 3, Valvoline Premium Blue SAE 15W-40 Diesel Engine Oil 1 GA

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Valvoline #ad - Valvoline premium blue Engine oil is The Only One exclusively endorsed and recommended by Cummins. Strong shear stability provides stay-in-grade performance. Outstanding wear protection. Superior deposit protection compared to industry requirements.
BrandValvoline #ad
ManufacturerValvoline #ad
Height11.44 Inches
Length14.5 Inches
Weight24 Pounds
Width9.13 Inches
Part Number773780
Model773780

8. Shell Rotella

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Shell Rotella T6 Full Synthetic 5W-40 Diesel Engine Oil 1-Gallon, Case of 3

#ad
Shell Rotella #ad - Increased shear stability for better viscosity control and optimal engine oil pressure. Multi-functional dispersant additives provide an enhanced level of protection against the effects of soot, dirt, and other contaminants compared to previous formulation.

Advanced low ash formulation helps protect the exhaust catalysts and particulate filters found on the latest low-emission vehicles. Enhanced fuel economy capability of 1. 5 percent without compromising engine protection or durability compared to 15W-40 oils. 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. 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.
BrandShell Rotella #ad
ManufacturerRotella #ad
Weight23.55 Pounds
Part Number550045347-3PK
Model550045347-3PK
Warranty1 year limited

9. Cummins

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Cummins 3265336 Onan SAE 15W-40 Oil, 1 Quart

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Cummins #ad - 32 oz. Reduces consumption and engine wear. Fit type: Universal. Factory tested oil. Provides maximum protection for engines.
BrandCummins #ad
ManufacturerCummins/Onan #ad
Height2.75 Inches
Length9 Inches
Weight1 Pounds
Width4.25 Inches
Part Number3265336
Model3265336