Top 10 15W40 Motor Oil – Motor Oils

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1. Delo

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Delo 257004470 400 XLE SAE Synblend Synthetic Blend Oil 15W40

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Delo #ad - Provides high performance piston deposit control and turbocharger protection due to its superb oxidation performance. For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual. Isosyn advanced technology: the next generation of Heavy Duty Engine Oil Chemistry - engineered to deliver longer oil life, better wear protection and longer engine life.

A premium synthetic blend, long drain  mixed-fleet engine oil specifically formulated for on- highway applications, including 2017 greenhouse gas GHG 17 compliant diesel engines. Its high performing detergent and dispersant additives provide excellent diesel engine component protection.

Isoclean: certified clean - ensure your lubricants meet OEM cleanliness requirements to help you minimize downtime, reduce maintenance costs and extend equipment life. Exceptional soot dispersancy and wear control - Cylinders, providing optimum service life and minimal maintenance, and valve train components are well protected against wear and corrosion, rings, pistons, contributing to maximum equipment utilization and minimal downtime.
BrandDelo #ad
ManufacturerChevron #ad
Height12.1 Inches
Length7.8 Inches
Width4.33 Inches
Part Number257004470
Model257004470
WarrantySee manufacturer's warranty

2. Delo

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Delo 400 SDE SAE 15W-40 Motor Oil, 1 Gallon Jug, Pack of 3

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Delo #ad - Reduced inventory costs. Reduced operating costs. Enhanced emission control system life. Formulated to meet the requirements of post-2007 low emission engines. Premium quality, heavy duty motor oil manufactured in the USA. For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual. Provides outstanding performance with ultra-low sulfur diesel and also with normal and low sulfur diesel fuels. May be used in older, conventional engines and gasoline engines. Warranty plus protection. Formulated with ISOSYN technology. 1 gallon.
BrandDelo #ad
ManufacturerDelo #ad
Height8.4 Inches
Length13.6 Inches
Width12.4 Inches
Part Number222290388
Model222290388
WarrantyDelo 400

3. Valvoline

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Valvoline Premium Blue 8600 ES SAE 15W-40 Diesel Engine Oil 1 GA, Case of 3

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Valvoline #ad - Advanced lubricant performance in modern, emissions treatment equipped diesel engines. For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual. High temperature deposit control, including single and two-piece pistons, and ring/liner wear protection. Unique dispersive polymer technology DPT provides advanced soot control, and cold start protection. Valve train wear protection and reduced oil filter restriction at high soot levels. Higher tbn level and TBN retention for long-life performance.
BrandValvoline #ad
ManufacturerValvoline #ad
Height11.44 Inches
Length14.5 Inches
Weight24 Pounds
Width9.13 Inches
Part Number000000000000773780
Model773780

4. Shell Rotella T

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Shell Rotella T4 Triple Protection Conventional 15W-40 Diesel Engine Oil 5 Gallon Pail

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Shell Rotella T #ad - Formulated for enhanced deposit protection to help keep engines cleaner over the oil drain interval. For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.

Enhanced shear stability performance for viscosity control and optimal oil pressure in your engine. Exclusive low ash formulation helps protect the exhaust catalysts and particulate filters found on the latest low emission vehicles. Provides outstanding protection for virtually all heavy duty diesel engines, including the latest emission controlled engines using EGR and containing a Diesel Particulate Filter. Meets or exceeds api cj-4 requirements, and is designed to provide extra performance Shell Rotella T4 performs well in both older and new engines.
BrandShell Rotella T #ad
ManufacturerRotella #ad
Height15.75 Inches
Length12.5 Inches
Width12.5 Inches
Part Number550045128
Model550045128

5. Shell Rotella T

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Single Pack, Shell Rotella T4 Triple Protection Conventional 15W-40 Diesel Engine Oil 2.5 Gallon

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Shell Rotella T #ad - Formulated for enhanced deposit protection to help keep engines cleaner over the oil drain interval. Provides outstanding protection for virtually all heavy duty diesel engines, including the latest emission controlled engines using EGR and containing a Diesel Particulate Filter.

Meets or exceeds api cj-4 requirements, and is designed to provide extra performance Shell Rotella T4 performs well in both older and new engines. Enhanced shear stability performance for viscosity control and optimal oil pressure in your engine. For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual. Exclusive low ash formulation helps protect the exhaust catalysts and particulate filters found on the latest low emission vehicles.
BrandShell Rotella T #ad
ManufacturerRotella #ad
Height15.25 Inches
Length14.5 Inches
Weight19 Pounds
Width9.25 Inches
Part Number550045127
Model550045127

6. Shell Rotella T

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Shell Rotella T5 Synthetic Blend 15W-40 Diesel Engine Oil 1 Gallon, Case of 3

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Shell Rotella T #ad - Heavy duty engine oil formulated with synthetic base oil components. Helps control engine deposits for reliability at extended oil drain intervals.

Triple protection plus technology protects against wear, deposits and oil breakdown plus provides better low temperature flow compared to SAE 15W-40 oils. Delivers improved oxidation performance for increased resistance to breakdown under high temperatures compared to the previous formulation. For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual. Formulated to control engine wear, 37% better than the maximum wear requirements in API CK-4 engine wear tests.
BrandShell Rotella T #ad
ManufacturerRotella #ad
Weight24 Pounds
Part Number550045348-3PK
Model550045348-3PK

7. Cummins

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

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Cummins #ad - Reduces consumption and engine wear. Factory tested oil. Provides maximum protection for engines. 32 oz.
BrandCummins #ad
ManufacturerCummins #ad
Height8.8 Inches
Length4.3 Inches
Weight1.93 Pounds
Width2 Inches
Part Number3265336
Model3265336

8. Castrol

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5 Quart, Castrol 03111 GTX High Mileage 10W-40 Synthetic Blend Motor Oil

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Castrol #ad - Superior detergency that helps prevent deposit build up. Advanced additives that help prevent engine wear. Exceeds ilsac gf-5, aPI SN. Superior oil burn off protection versus leading conventional oils. Seal conditioners help reduce leaks; Bottle Color: Green. For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.
BrandCastrol #ad
ManufacturerCastrol #ad
Height4.5 Inches
Length11.6 Inches
Width9 Inches
Part Number03111C
Model1597C2

9. Lucas Oil

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1 Gallon Jug, Lucas Oil 10076 15W-40 Motor Oil

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Lucas Oil #ad - Fit type: Vehicle Specific. Country of Origin : United States. Higher oil pressure. Affordable Solutions. Less oil consumption.
BrandLucas Oil #ad
ManufacturerLUCAS OIL #ad
Height2.82 Inches
Length11.78 Inches
Weight0.92 Pounds
Width7.92 Inches
Part Number10076
ModelLUC10076
WarrantyManufaturer warranty

10. Shell Rotella T

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Single Pack, Shell Rotella T5 Synthetic Blend 15W-40 Diesel Engine Oil 1 Gallon

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Shell Rotella T #ad - 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.

For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual. The advanced formulation delivers good engine cleanliness and protection against piston deposits ensuring engine and component reliability at extended oil drain intervals. Rotella t5 meets the requirements of the major US engine manufacturers for low emission applications.
BrandShell Rotella T #ad
ManufacturerRotella #ad
Part Number550045348
Model550045348
WarrantyPlease contact retailer/seller for assistance