Looking for some of the best Best 15 40 Diesel Oil? As you may know, there are dozens of brands available in the market such as Shell Rotella,Chevron,Valvoline,Schaeffer Manufacturing Co. and some come with vastly different price tags. Let us help you out here – we have handpicked the Best 15 40 Diesel Oil for you.
To compile our list, we’ve researched and evaluated a range of the best-selling products on the market. We recommend Shell Rotella Best 15 40 Diesel Oil as our top pick because of its exceptional overall performance. Want to explore more options? Read on! There’s also a buying guide to help you make a wise shopping decision.
Editor's Choice
Shell Rotella T4 Triple Protection 15W-40 Diesel Engine Oil, 1 Gallon
Premium Pick
Shell Rotella T6 Full Synthetic 15W-40 Motor Oil, 1 Gallon (3 Pack)
Budget Pick
Shell Rotella T5 Synthetic Blend 15W-40 Motor Oil, 1 Gallon (3 Pack)
Top 10 Best 15 40 Diesel Oil
We researched and compared the top products in the Best 15 40 Diesel Oil category to provide you with these recommendations.
1. Shell Rotella T4 Triple Protection 15W-40 Diesel Engine Oil, 1 Gallon
- 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
2. Shell Rotella T6 Full Synthetic 15W-40 Motor Oil, 1 Gallon (3 Pack)
- Full synthetic 15W-40 diesel engine oil with Triple Protection Plus technology protects against wear, deposits, and oil breakdown
- Formulated to deliver increased protection against oxidation and enhanced deposit control/cleanliness
- Better cold cranking properties and low-temperature pumpability (compared to conventional and synthetic blend 15W-40 motor oil)
- Improved wear performance versus API CJ-4 technology
- Compatibility with exhaust emissions control systems
- Protection in extreme operating conditions and climates
- Limited warranty valid up to 15 years or 500,000 miles (whichever comes first) if you exclusively use Shell Rotella T6 Full Synthetic Technology heavy-duty engine oil*
- Meets or exceeds the following industry requirements: API CK-4, CJ-4, CI-4 Plus, CI-4, SN; ACEA E11; JASO DH-2, MA/MA2
- Meets or exceeds the following OEM specifications: Caterpillar ECF-2/ECF-3; Cummins CES 20086, 20081; Detroit Fluids Specification (DFS) 93K222, 93K218; DTFR 15C100 (prev. MB 228.31); MACK EOS-4.5; MAN M 3775; Ford WSS-M2C171-F1; Allison TES 439; Volvo VDS-4.5
- For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owners manual
3. Shell Rotella T5 Synthetic Blend 15W-40 Motor Oil, 1 Gallon (3 Pack)
- Synthetic blend 15W-40 diesel engine oil with Triple Protection Plus technology protects against wear, deposits, and oil breakdown
- Ideal for on-highway fleets, construction, and agricultural machinery, and diesel pickup trucks including high-power vehicles that require resistance to heat and stress
- Triple Protection Plus technology offers better low-temperature flow, which delivers excellent equipment protection, long engine life, and maintains viscosity control under high temperatures
- Delivers good engine cleanliness and protection against piston deposits, ensuring engine and component reliability at extended oil drain intervals
- Advanced low-ash formulation helps control the blocking or poisoning of exhaust after-treatment devices, helping maintain vehicle emission compliance and engine fuel efficiency
- Controls engine wear 37 percent better than the maximum wear requirements in API CK-4 engine wear tests
- Limited warranty valid up to 10 years or 300,000 miles (whichever comes first) if you exclusively use Shell Rotella T5 Synthetic Blend heavy-duty engine oil*
- Meets or exceeds the following industry specifications: API CK-4, CJ-4, CI-4 PLUS, CI-4, CH-4, SN; ACEA E11; JASO DH-2
- Meets or exceeds the following OEM specifications: Caterpillar ECF-2, ECF-3; Cummins CES 20086, 20081; Detroit Fluid Specification (DFS) 93K222, 93K218; Allison TES 439; DTFR 150100 (prey. MB 228.31); Deutz DOC III-18 LA; Ford WSS-M2C171-F1; MACK EO-S 4.5, EO-O Premium Plus; MAN M 3775; MTU Category 2.1; Volvo VDS 4.5, VDS-4
- For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owners manual
4. 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.
5. 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
6. Schaeffer Manufacturing Co. 0700CK4-006S SynShield Durability Advantage 15W-40 Diesel Engine Oil,
- 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
7. Shell Rotella T4 Triple Protection 15W-40 Diesel Engine Oil, 3 Gallon
- 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
8. 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
9. 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
10. Castrol GTX CK-4 Conventional Diesel Motor Oil, 15W-40, 1 Gallon, Pack of 3
- Provides exceptional protection from piston deposits, oil thickening and valve train wear while minimizing engine sludge formulation
- Engineered to provide exceptional performance in engines operating under severe service conditions including towing and hauling under high temperatures
- Special viscosity improvers, anti-wear, anti-oxidant and detergent additives protect and maintain cleanliness in hot running, heavy diesel and heavy duty gasoline engines
- Applicable for on and off road heavy duty 4-stroke trucks, gasoline and diesel light trucks and passenger cars where API CK-4, CJ-4, CI-4, CH-4, CG-4, CF-4, CF, SN are recommended
Peter
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