Top 8 Amsoil 15W-40 Signature Series Max Duty Synthetic Diesel Oil – Motor Oils

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1. Shell Rotella T

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

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Shell Rotella T #ad - Engineered with shear stability to resist viscosity loss and maintain optimal engine oil pressure. Provides 1. Triple protection plus formula combines fully synthetic base oils with advanced additives for excellent equipment protection and long engine life.

Part number: 550045347-3PK. Formulated with additive technology that protects against the effects of soot, dirt and other contaminants. For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual. Suitable for diesel-powered vehicles from tractor/trailers to classic cars and heavy-duty diesel pickups that allow an SAE 5W-405% improved fuel economy performance compared to SAE 15W-40 oils.
BrandShell Rotella T #ad
ManufacturerRotella #ad
Part Number550045347-3PK
Model550045347-3PK
Warranty1 year limited

2. Shell Rotella T

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550045348 5 Synthetic Blend 15W-40 Diesel Motor Oil 1-Gallon, Single-Pack, Shell Rotella T

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Shell Rotella T #ad - The advanced formulation delivers good engine cleanliness and protection against piston deposits ensuring engine and component reliability at extended oil drain intervals.

Synthetic base oil components provides the capability to improve cold starting and low temperature performance reduce fuel consumption. Advanced low-ash formulation helps control the blocking or poisoning of exhaust after treatment devices, helping maintain vehicle emission compliance and engine fuel efficiency. Rotella t5 meets the requirements of the major US engine manufacturers for low emission applications. For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.
BrandShell Rotella T #ad
ManufacturerRotella #ad
Height12.6 Inches
Length7.7 Inches
Width3.6 Inches
Part Number550045348
Model550045348
WarrantyPlease contact retailer/seller for assistance

3. Shell Rotella T

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Shell Rotella T 550050467 Rotella T6 Full Synthetic 15W-40 Diesel Engine Oil 1-Gallon, Single Pack

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Shell Rotella T #ad - Triple protection plus formula combines fully synthetic base oils with advanced additives for excellent equipment protection and long engine life. For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual. Provides 1. Formulated with additive technology that protects against the effects of soot, dirt and other contaminants. Engineered with shear stability to resist viscosity loss and maintain optimal engine oil pressure. 5% improved fuel economy performance compared to SAE 15W-40 oils.
BrandShell Rotella T #ad
ManufacturerRotella #ad
Part Number550050467-5Q
Model550050467-5Q
WarrantyLimited

4. Valvoline

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Case of 3, Valvoline Premium Blue Extreme SAE 5W-40 Full Synthetic Diesel Engine Oil 1 GA

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Valvoline #ad - Superior wear protection for hardworking heavy-duty trucks and equipment. The only one“ endorsed and recommended by Cummins. Outstanding oxidation resistance supports long oil life in heavy duty engines. Superior synthetic base stocks provide faster, safe starts during freezing weather and enhanced thermal properties for hot weather operations.
BrandValvoline #ad
ManufacturerValvoline #ad
Height11.44 Inches
Length14.5 Inches
Width9.13 Inches
Part Number774038
Model774038

5. Pennzoil

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Case of 6, Pennzoil Platinum Euro Full Synthetic 5W-40 Motor Oil 1-Quart

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Pennzoil #ad - Better fuel economy. Protects horsepower. For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual. Nothing keeps your engine closer to factory clean. Superior wear and corrosion protection. Excellent performance in extreme temperatures.
BrandPennzoil #ad
ManufacturerPennzoil #ad
Weight11.75 Pounds
Part Number550040834-6PK
Model550040834-6PK

6. Shell Rotella T

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Shell Rotella T5 Synthetic Blend 10W-30 Diesel Engine Oil 1-Gallon, Case of 3

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Shell Rotella T #ad - Better cold cranking properties and better low temperature pumpability than conventional 15W-40, it reaches critical engine parts faster in colder temperatures to minimize wear and makes hard work easier in harsh climates.

Triple protection plus technology protects against wear, deposits and oil breakdown PLUS better fuel economy performance. Provides excellent wear protection, which keeps engines running longer. For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual. Fuel economy savings up to 1. 6% compared to a conventional 15W-40, helping you stretch your budget and improve your bottom line. Extended drain capabilities.
BrandShell Rotella T #ad
ManufacturerRotella #ad
Part Number550045130-3PK
Model550045130-3PK

7. Valvoline

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

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Valvoline #ad - Outstanding oxidation resistance supports long oil life in heavy duty engines. Superior wear protection for hardworking heavy-duty trucks and equipment. One solution technology suitable for a wide range of heavy-duty engines including diesel, gas and natural gas applications. The only one“ endorsed and recommended by Cummins.
BrandValvoline #ad
ManufacturerValvoline #ad
Height11.44 Inches
Length14.5 Inches
Weight24 Pounds
Width9.13 Inches
Part Number773780
Model773780

8. Cummins

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

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Cummins #ad - 32 oz. Provides maximum protection for engines. Reduces consumption and engine wear. Factory tested oil. Fit type: Universal.
BrandCummins #ad
ManufacturerCummins #ad
Height8.8 Inches
Length4.3 Inches
Weight2 Pounds
Width2 Inches
Part Number3265336
Model3265336