REVIEWS

Daqian World Commodity Store 15w40 Diesel Oil of 2026

By Daqian World Commodity Store Editor • 2026-09-20
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Daqian World Commodity Store 15w40 Diesel Oil

of September 2026
1
Best Choice
Archoil AR6500 Diesel Treatment (40.6 oz) - Treats 400 Gallons - Additive for
Archoil
9.9
Exceptional
4.5 stars
View on Amazon
2
Best Value
Ultra1Plus SAE 15W-40 Synthetic Blend Heavy-Duty Motor Oil API CK-4/SN - 1 Quart
ULTRA 1PLUS
9.8
Exceptional
4.5 stars
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3
Archoil AR9100 Oil Additive (16oz) for All Vehicles - Powerstroke Cold Starts,
Archoil
9.7
Exceptional
4.5 stars
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4
Lucas Oil SAE 15W-40 MAGNUM CK-4 DIESEL OIL,1 GAL (10287)
Lucas Oil
9.6
Exceptional
4.5 stars
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5
CUMMINS NW Cummins 3265336 Onan SAE 15W-40 Oil - 1 Quart
Cummins
9.5
Excellent
4 stars
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6
Hot Shot's Secret Green Diamond 100 Percent Synthetic 15W40 Oil Diesel 1 Gallon
Hot Shot's Secret
9.4
Excellent
4 stars
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7
Delo 400 XLE Heavy Duty Synblend Diesel Engine Oil 15W-40, 1 Gallon, Pack of 1
Chevron
9.3
Excellent
4 stars
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8
Mobil 1 112786 Delvac 1300 Super 15W-40 Diesel Engine Oil - 4 Gallon Pack
Mobil 1
9.2
Excellent
4 stars
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9
Schaeffer Manufacturing Co. 0700CK4-006S SynShield Durability Advantage 15W-40
SmartyKat
9.1
Excellent
4 stars
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10
Castrol Vecton 15W-40 CK-4 Advanced Part Synthetic Diesel Engine Oil, 1 Gallon,
Castrol
9
Excellent
4 stars
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11
Driven Racing Oil DBR Diesel Break In Motor Oil 15w-40 (1 Gallon)
Driven Racing Oil
8.9
Very Good
3.5 stars
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12
John Deere Original Equipment (6 PACK) 32oz. Plus-50 SAE 15W-40 - TY26674
John Deere
8.8
Very Good
3.5 stars
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13
Liqui Moly Special Tec AA SAE 5W-40 Diesel | 5 L | Synthesis technology motor
Liqui Moly
8.7
Very Good
3.5 stars
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14
Lucas Oil 10076 SAE 15W-40 API CI-4 Magnum Heavy Duty Motor Oil - 1 Gallon
Lucas Oil
8.6
Very Good
3.5 stars
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15
Lucas Oil 10076 SAE 15W-40 Magnum High TBN CI-4 Oil, 1 Gallon
Lucas Oil
8.5
Good
3 stars
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16
Motorcraft - Oil - Engine (XO10W305Q3SD)
Motorcraft
8.4
Good
3 stars
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17
Royal Purple 43154 15w40 Multi-Grade Oil Case Gallon, 3 gallon, 1 Pack
Royal Purple
8.3
Good
3 stars
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18
Schaeffer Manufacturing Co. 0700CK4-006 SynShield Durability Advantage Diesel
Schaeffer Manufacturing
8.2
Good
3 stars
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19
Schaeffer Manufacturing Co. 9000CK4-006S SynShield OTR Plus Full Synthetic
Schaeffer Manufacturing
8.1
Good
3 stars
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20
Schaeffer Manufacturing Co. 9000CK4-012 SynShield OTR Plus Full Synthetic
Schaeffer Manufacturing
8
Good
3 stars
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21
STAR BRITE Pro Star Super Premium Motor Oil SAE 15W-40 - High Performance,
STAR BRITE
7.9
Good
3 stars
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22
Ultra1Plus SAE 15W-40 Full Synthetic Heavy-Duty Motor Oil, API CK-4/SN - Diesel
ULTRA 1PLUS
7.8
Good
3 stars
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23
Valvoline Premium Blue SAE 15W-40 Diesel Engine Oil 1 GA, Case of 3
Valvoline
7.7
Good
3 stars
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24
Valvoline Premium Blue SAE 15W-40 Diesel Engine Oil 5 GA Pail
Valvoline
7.6
Good
3 stars
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25
Royal Purple 04154 15W40 Oil, 1 Gallon (128 Ounces)
Royal Purple
7.5
Good
3 stars
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26
Valvoline All Terrain 15W-40 Heavy Duty Diesel Engine Oil 1 GA
Valvoline
7.4
Good
3 stars
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27
Shell Rotella T4 Triple Protection 15W-40 Motor Oil, 1 Gallon (3 Pack)
Shell Rotella
7.3
Good
3 stars
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28
Ford Genuine XO-15W40-5QSD SAE 15W-40 Super Duty Diesel Motor Oil - 5 Quart Jug
Ford
7.2
Good
3 stars
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29
Shell Rotella T4 Triple Protection Conventional 15W-40 Diesel Engine Oil
Shell Rotella
7.1
Good
3 stars
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30
Shell Rotella T5 Synthetic Blend 15W-40 Diesel Engine Oil (1 Gallon, Case of 3)
Shell Rotella
7
Good
3 stars
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31
Shell Rotella T6 Full Synthetic 15W-40 Diesel Engine Oil (1-Gallon, Case of 3)
Shell Rotella
6.9
Good
3 stars
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32
Valvoline All Terrain 15W-40 Heavy Duty Diesel Engine Oil 1 GA, Case of 3
Valvoline
6.8
Good
3 stars
View on Amazon
Click here to learn more about these products.

Archoil AR6500 Diesel Treatment (40.6 oz) - Treats 400 Gallons - Additive for All Diesel Vehicles

40.6 oz bottle treats 400 gallons - Use at every fill-up. Formulated to address issues with modern diesel fuels to restore and maximize performance and fuel economy MPG. The only diesel treatment to clean the post-combustion system turbo, DPF to prevent premature failure and reduce regeneration frequency. Incorporates Archoil's proven combustion modifier technology and a strong cetane boost to increase power and response. Cleans, lubricates and protects your fuel system including HPCR systems.

Ultra1Plus SAE 15W-40 Synthetic Blend Heavy-Duty Motor Oil API CK-4/SN - 1 Quart

ADVANCED 15W-40 SYNTHETIC BLEND OIL Protects modern older diesel engines API CK-4SN.. EXTENDS ENGINE LIFE Reduces wear controls soot build-up for long engine life.. EXCEPTIONAL PERFORMANCE Excellent oxidation stability viscosity control in extreme conditions.. IMPROVED FUEL ECONOMY Enhanced oil efficiency allows for extended drain intervals.. COLD WEATHER STARTS Formulated for smooth starting and pumpability in very cold temperatures..

Archoil AR9100 Oil Additive (16oz) for All Vehicles - Powerstroke Cold Starts, Eliminates Injector Problems

16oz AR9100 Friction Modifier - treats one Power Stroke. Fixes 6.0L and 7.3L Power Stroke cold start injector problems. Reduces wear and extends component life. Reduces engine noise, vibration and heat. For all diesel and gasoline engines, gearboxes, hydraulics, differentials and power steering systems.

Lucas Oil SAE 15W-40 MAGNUM CK-4 DIESEL OIL,1 GAL (10287)

Fit type Universal Fit. Package Dimensions 30.3 H x 9.0 L x 21.4 W centimetres. Package Weight 3.517 kilograms. Country of Origin United States.

CUMMINS NW Cummins 3265336 Onan SAE 15W-40 Oil - 1 Quart

32 oz. factory tested oil. Reduces consumption and engine wear. Provides maximum protection for engines. Fit type Universal.

Hot Shot's Secret Green Diamond 100 Percent Synthetic 15W40 Oil Diesel 1 Gallon

Hot Shot's Secret Green Diamond uses a unique blend of Group III base oils to improve your engine's fuel economy by up to 3 percent specialized blend gives Green Diamond formula excellent viscosity and reduces friction. By improving fuel economy and reducing wear, Green Diamond Fleet Oil lowers your engine's overall fuel consumption by up to 78 percent compared to CJ-4 spec oils. Compared to CJ-4 spec oils, Green Diamond Fleet Oil reduces wear and tear on your engine's components by 71 percent synthetic oil product keeps your engine free from scarring so it can run like new. Green Diamond Fleet Oil uses patented FR3 nanotechnology lubrication with CK4 Additive packaging to keep your oil clean and increase your horsepower 15W-40 engine oil excels in vehicles subjected to demanding operating conditions. Patented FR3 nanotechnology gets into the fine crevices of your engine to create smooth, slick surfaces that minimize metal-on-metal contact for the longest possible service life.

Delo 400 XLE Heavy Duty Synblend Diesel Engine Oil 15W-40, 1 Gallon, Pack of 1

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. 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. Isoclean Certified clean - ensure your lubricants meet OEM cleanliness requirements to help you minimize downtime, reduce maintenance costs and extend equipment life. Provides high performance piston deposit control and turbocharger protection due to its superb oxidation performance. Its high performing detergent and dispersant additives provide excellent diesel engine component protection.. Exceptional soot dispersancy and wear control - Cylinders, pistons, rings, and valve train components are well protected against wear and corrosion, providing optimum service life and minimal maintenance, contributing to maximum equipment utilization and minimal downtime..

Mobil 1 112786 Delvac 1300 Super 15W-40 Diesel Engine Oil - 4 Gallon Pack

Size 1 Gallon. Type 15w - 40. For usediesel engines requiring 15w-40 engine oil referbottle for specifications. Extends engine life with its unique additive system.

Schaeffer Manufacturing Co. 0700CK4-006S SynShield Durability Advantage 15W-40 Diesel Engine Oil, 1-Gallon Bottle

Excellent wear protection during severe operating conditions. Oil durability strong oxidation and viscosity control with less oil consumption. Better contamination control with superior soot-busting, deposit-dispersing capability. Strong stay-in-grade performance throughout the life of the oil. Friction modified with micron moly and penetrate.

Castrol Vecton 15W-40 CK-4 Advanced Part Synthetic Diesel Engine Oil, 1 Gallon, Pack of 3

Castrol VECTON 15W-40 CK-4 with unique SYSTEM PRO TECHNOLOGY is an advanced part-synthetic heavy-duty engine oil. Conforming to the requirements of the latest engine oil specifications, it can be used in diesel engines where API CK-4 or CJ-4 and below is required. This oil is specifically engineered to deliver longer oil life, which can enable longer service intervals even under severe operating conditions.. Unique SYSTEM PRO TECHNOLOGY delivers a 45 extra performance reserve that fights oil breakdown by helping to control oxidation, reduce deposits and neutralize harmful acids. It also adapts to higher temperatures, which helps to maintain viscosity. This means longer useful oil life, giving you confidence in your maximum drain interval.. DRAIN INTERVALS UP TO 60,000 MILES OR 750 HOURS. API CK-4, JASO DH-2, CAT ECF-3, Cummins CES 20086, DDC DFS 93K222, Deutz DQC III-10 LA, Ford WSS-M2C171-F1, Mack EOS-4.5, RVI RLD-4, Volvo VDS-4.5. Through BP Target Neutral a program that invests in carbon-reduction projects around the world all Castrol VECTON products are certified CO2-neutral according to the internationally applicable PAS 2060 standard..

Driven Racing Oil DBR Diesel Break In Motor Oil 15w-40 (1 Gallon)

Trusted by top engine builders. Proper foundation for maximum diesel durability and performance. ZDDP fortified Cam Protection. Chemically seals piston rings. Protects turbocharge bearings. Ensures proper surface mating.

John Deere Original Equipment (6 PACK) 32oz. Plus-50 SAE 15W-40 - TY26674

6 QUARTS - John Deere Original Equipment 32oz. Plus-50 SAE 15W-40 - TY26674. For use in heavy-duty off-road applications, on-road trucks, marine engines, natural gas engines, pickups and automobiles.. Backwards compatible for use in all legacy diesel engine applications where Plus-50 may have been applied.. For use in John Deere iT4 engines and all diesel engines requiring API CJ-4 oil.. These are OEM John Deere parts..

Liqui Moly Special Tec AA SAE 5W-40 Diesel | 5 L | Synthesis technology motor oil | SKU: 20426

Suitable for diesel particulate filters. Excellent wear resistance. Extended service intervals. Excellent high and low temperature behavior. High lubrication reliability.

Lucas Oil 10076 SAE 15W-40 API CI-4 Magnum Heavy Duty Motor Oil - 1 Gallon (Pack of 4)

Designed to last longer than plain 15W-40 oils. Longer engine life and no dry starts. Lubricates and protects. SAE 15W-40 Magnum High TBN is designed for use in pre 2007 trucks without diesel particulate filters. Very effective in engines using high sulfur fuels.

Lucas Oil 10076 SAE 15W-40 Magnum High TBN CI-4 Oil, 1 Gallon

Designed to last longer than plain 15W-40 oils. Formulated to meet the needs of older engines with wider tolerances. Higher lubricity. High temperature stability, withstands overheating situations preventing rupture. Resists breakdown from solvents in diesel fuel, unlike regular 15W-40 blends. Excellent for use in gasoline or diesel engines. High detergent action, holds up to twice as much contamination in suspension without compromising lubrication qualities. Longer drain intervals. Less oil consumption. Higher oil pressure.

Motorcraft - Oil - Engine (XO10W305Q3SD)

Leading Manufacturer Of High-Quality Products. International Renown For Our Diverse Range Of Award-Winning Products. Fully Equipped With State-Of-The-Art Technology. All Products Have Been Designed With The Professional In Mind. Constantly Modernizing Our Powerful Devices To Meet The Demands Of The Modern User.

Royal Purple 43154 15w40 Multi-Grade Oil Case Gallon, 3 gallon, 1 Pack

Delivers superior protection and enhanced performance due to its unique blend of synthetic oils. Enhanced additive technology greatly reduces engine wear and prevents metal-to-metal contact. Extremely tenacious, adheres to engine surfaces, and remains after shutdown, providing protection upon initial startup. Patented ZDDP additives better protect to optimize the life of your expensive catalytic emission system. The performance oil that outperforms.

Schaeffer Manufacturing Co. 0700CK4-006 SynShield Durability Advantage Diesel Engine Oil 15W-40, 1-Gallon Bottle (Pack of 6)

Schaeffer Manufacturing Co. 9000CK4-006S SynShield OTR Plus Full Synthetic Diesel Engine Oil 5W-40, 1-Gallon Bottle

Maintains Fuel Economy Without Sacrificing Engine Durability.. Superior Cold Weather Startability And Operating Characteristics.. Oil Strength Withstands Higher Heat Range Than Conventional Oils.. Keep-Clean Performance Superior Soot Busting, Deposit-Dispersing Capability..

Schaeffer Manufacturing Co. 9000CK4-012 SynShield OTR Plus Full Synthetic Diesel Engine Oil 5W-40, 1-Quart Bottle (Pack of 12)

Maintains fuel economy without sacrificing engine durability.. Superior cold weather startability and operating characteristics.. Oil strength withstands higher heat range than conventional oils.. Keep-clean performance superior soot busting, deposit-dispersing capability.. Friction modified with Micron Moly and Penetro.

STAR BRITE Pro Star Super Premium Motor Oil SAE 15W-40 - High Performance, Heavy-Duty Engine Protection - Meets API CI, CJ-4, & More - 32 OZ (028032)

ENHANCED ENGINE LIFE HEAVY-DUTY PROTECTION - Minimizes engine wear for extended life in both diesel and gasoline engines, ensuring reliability under demanding conditions. COMPREHENSIVE INDUSTRY STANDARDS MEETING - Meets critical specifications like API CI, CJ-4, ACEA E3 E5, ideal for engines requiring stringent protection levels. WIDE COMPATIBILITY ACROSS ENGINE BRANDS - Compatible with Caterpillar, Cummins, Detroit Diesel, Mack, Navistar, Volvo, and more, covering a vast array of engine requirements. EXCEEDS OEM REQUIREMENTS WITHOUT VOIDING WARRANTIES - Ensures optimal engine performance and longevity, supporting engines specifying SAE 15W40 grade. VERSATILE APPLICATION FOR DIVERSE ENGINE NEEDS - Suitable for engines needing Cummins CES 20077 to 20071, Mack EO-M Plus, Volvo VDS and VDS-2, and more. INDUSTRY-RECOMMENDED FORMULATION - Endorsed for applications requiring Global DHD-1 performance, including Allison C4 and JASO DH1 standards. OPTIMIZE ENGINE PERFORMANCE PROTECTION - Use according to manufacturer recommendations to maintain peak engine performance and ensure long-term reliability. PROUDLY AMERICAN, TRUSTED GLOBALLY - Star brite, a leader in marine, auto, RV, and home care since 1973, made in the USA for unmatched quality and performance.

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..

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

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.

Valvoline Premium Blue SAE 15W-40 Diesel Engine Oil 5 GA Pail

Approved or Recommended for applications where Cummins CES 20086, Mack EOS-4.5, Volvo VDS-4.5, Detroit Diesel DFS 93K222, Renault VI RLD-4, Allison TES-439, ACEA E9, ACEA E7, MB 228.31, MTU Category 2.1, Caterpillar ECF-3, or JASO DH-2 are specified. Approved or Recommended for applications where Detroit Diesel DFS 93K218 or Deutz DQC III-10LA are specfied. Excellent oxidation resistance and TBN retention supports long oil life. Strong shear stability provides stay-in-grade performance.

Royal Purple 04154 15W40 Oil, 1 Gallon (128 Ounces)

Better wear protection. Increased fuel efficiency. Better protection of the expensive catalytic emission system. Improved compatibility with fuels containing ethanol. Superior corrosion protection. Fit type Universal Fit.

Valvoline All Terrain 15W-40 Heavy Duty Diesel Engine Oil 1 GA

EXCELLENT WEAR PROTECTION IN HEAVY DUTY APPLICATIONS that can take a toll on critical internal moving parts. RESISTS OXIDATION AND FIGHTS DEPOSITS with high quality base oils and special inhibitors. DESIGNED TO PROTECT HEAVY DUTY DIESEL ENGINES under extreme load regimes and severe idle time. PROTECTS IN HARSH ENVIORNMENTS experienced in construction, mining, agriculture more.

Shell Rotella T4 Triple Protection 15W-40 Motor Oil, 1 Gallon (3 Pack)

15W-40 diesel engine oil with Triple Protection technology protects against wear, deposits, and oil breakdown. Provides significantly better wear protection than previous generation oils to maximize engine efficiency and prolong engine life. Formulated with advanced additive technology plus synthetic base oil for enhanced deposit control and superior engine cleanliness throughout the oil drain interval. Enhanced shear stability for better viscosity control and optimal engine oil pressure. Outstanding protection for heavy-duty diesel engines, including the latest emission-controlled engines using EGR and containing a diesel particulate filter. Suitable for use in agricultural, mining, logging, and construction applications, plus diesel pick-up trucks. Meets or exceeds the following industry requirements API CK-4, CJ-4, CI-4 Plus, CI-4, CH-4, SN ACEA E11 JASO DH-2, MA, MA2. Meets or exceeds the following OEM specifications Caterpillar ECF-2, ECF-3 Cummins CES 20086, 81 Detroit Fluids Specification DFS 93K222, 93K218 Deutz DOC III-10 LA MACK EOS-4.5, EO-O Premium Plus MAN M 3575 DTFR 15C100 prey. MB 228.31 MTU Category 2.1 Allison TES-439 Volvo VDS-4.5, VDS-4 Ford WSS-M2C171-F1. For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owners manual.

Ford Genuine XO-15W40-5QSD SAE 15W-40 Super Duty Diesel Motor Oil - 5 Quart Jug

High-quality diesel engine oil formulated with premium hydro processed base oils and unique additive technology. Package Dimensions 11.176 L x 28.447 H x 23.114 W centimeters. Package Weight 4.263 kilograms. Country of Origin United States.

Shell Rotella T4 Triple Protection Conventional 15W-40 Diesel Engine Oil (1-Gallon, Single Pack)

For best performance, follow the manufacturer's recommendations in your vehicle owners manual.. Formulated for enhanced deposit protection to help keep engines cleaner over the oil drain interval. Exclusive low ash formulation helps protect the exhaust catalysts and particulates filters found on the latest low emission vehicles. 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.

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

For best performance, follow the manufacturer's recommendations in your vehicle owners manual.. Triple Protection Plus technology protects against wear, deposits and oil breakdown plus provides better low temperature flow compared to SAE 15W-40 oils. Helps control engine deposits for reliability at extended oil drain intervals. Formulated to control engine wear, 37 better than the maximum wear requirements in API CK-4 engine wear tests. Heavy duty engine oil formulated with synthetic base oil components. Delivers improved oxidation performance for increased resistance to breakdown under high temperatures compared to the previous formulation.

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.

Valvoline All Terrain 15W-40 Heavy Duty Diesel Engine Oil 1 GA, Case of 3

EXCELLENT WEAR PROTECTION IN HEAVY DUTY APPLICATIONS that can take a toll on critical internal moving parts. RESISTS OXIDATION AND FIGHTS DEPOSITS with high quality base oils and special inhibitors. DESIGNED TO PROTECT HEAVY DUTY DIESEL ENGINES under extreme load regimes and severe idle time. PROTECTS IN HARSH ENVIORNMENTS experienced in construction, mining, agriculture more.

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