The Best 5w40 synthetic diesel oil of 2022 – Reviews & Buying Guide
After hours researching and comparing all models on the market, we find out the Best 5w40 synthetic diesel oil of 2022. Check our ranking below.
2,170 Reviews Scanned
- 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
- 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
- EXCELLENT WEAR PROTECTION IN HEAVY DUTY APPLICATIONS that can take a toll on critical internal moving parts
- RESISTS OXIDATION AND FIGHTS DEPOSITS & SLUDGE with higher quality synthetic base oils and special inhibitors
- PROTECTS DURING COLD START UPS WHILE CONTROLING SOOT as heavy-duty equipment can sit idle for extended periods of time
- ADVANCED FUEL ECONOMY up to 1.5% over 15W-40 conventional oils in on-highway operations
- UNIQUE 5,000 MILES OIL DRAINS EXTENSION in Cummins X15/X12 engines when average is 7mpg or higher
- Mobil 1 Turbo Diesel Truck Is Designed For Modern Diesel Truck Engines, Delivering Long Drain Capability, Exceptional Performance, And Potential Fuel Economy Benefits
- Meets Or Exceeds The Demanding Specifications Of Major Truck Manufacturers - One Engine Oil Can Be Used For Mixed Fleet Operations
- Recommended For Use In All Super High-Performance Diesel Applications, Including Low Emission Engines
- Helps Engines Last Longer By Reducing Low-Temperature Sludge Buildup And High-Temperature Deposits
- Unique Additive Technology for UNSURPASSED WEAR PROTECTION, oxidation, and high temp stability. 60% lower wear than leading lubricants and standards. WIDE RANGE COMPATIBLE - Compatible with all heavy-duty diesel engines, including Ford, Caterpillar, Cummins, Detroit Diesel, Volvo, Mercedes Benz, and many others. Including those fitted with advanced emission control systems.
- HIGHEST VISCOSITY INDEX any 5W-40 motor oil, of any brand, with exceptional stability and flow properties. 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). Up to 4% Fuel economy vs any 15W-40. COLD FLOW - Exceptional cold flow down to - 46 F.
- OUTSTANDING POWER-STROKE PERFORMANCE Including 6.0 L turbo diesel: ELIMINATES STICTION AND INJECTOR ISSUES that plague Power-stroke engines - No need for additional additives - Contains state-of-the-art dispersal and ash control systems to keep your engine extremely clean.
- EXTREME DRAIN CAPABILITIES: 25,000 mile drain interval for pickups and up to 100,000 for class 8 semi-trucks*
- WHAT WILL YOU NOTICE THE FIRST TIME YOU SWITCH? - Dramatic reduction of engine noise. Improved fuel economy by at least 2%. Substantially longer drain intervals vs all other brands. Virtually no deposits on turbos. Significantly improved oil analysis results and engine durability.
- Exceptional resistance to high-temperature varnish and low-temperature sludge deposits to help keep engines clean
- Wide viscosity range provides outstanding protection consistent with an SAE 40 grade oil at high temperatures, combined with the easy cold-start performance of a 5W rated oil
- Outstanding wear protection
- Excellent high- and low-temperature performance; Pours at temperatures as low as -53 degree Fahrenheit and protects at oil temperatures as high as 400 degree Fahrenheit
- Improved protection against sludge and harmful deposits; Excellent fuel economy benefits
- New packaging coming! Red bottles contain the same great product as the black bottles.
- Improves engine durability without affecting fuel economy.
- Keeps engines cleaner: minimal sludge, soot and carbon buildup.
- Friction modified with Micron Moly and Penetro to reduce friction, wear and scuffing.
- It satisfies the requirements as well as most other domestic and import diesel engine manufacturers
- Country of Origin : United States
- The Package Height of the Product is 14.0 inches
- The Package Length of the Product is 8.0 inches
- 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.
- The information below is per-pack only
- 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
- 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)
- EXTENDS ENGINE LIFE & SAVES FUEL: U1P 5W-40 Full Synthetic Oil fights wear, reduces oil consumption, and offers improved fuel economy for heavy-duty diesel engines.
- PROTECTS EMISSION SYSTEMS: Advanced API CK-4 formula safeguards Diesel Particulate Filters (DPF) and other after-treatment systems, promoting cleaner emissions.
- SUPERIOR HIGH-TEMPERATURE PERFORMANCE: Full synthetic base oil resists heat breakdown, providing continuous protection and optimal oil pressure throughout extended service intervals.
- EXCEEDS LATEST DIESEL ENGINE STANDARDS: API CK-4/SN approved for 2017+ on-highway and Tier 4 off-road diesel engines while remaining compatible with older models.
- OUTSTANDING WEAR PROTECTION: U1P 5W-40 offers superior wear protection compared to previous API CJ-4 oils, safeguarding your heavy-duty diesel engine.
Last update on 2024-04-13 / Affiliate links / Images from Amazon Product Advertising API
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- Features: What bells and whistles matter for an 5w40 synthetic diesel oil?
- Specifications: How powerful they are can be measured.
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- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 5w40 synthetic diesel oil.
- Product Quality: You don’t always get what you pay for with an 5w40 synthetic diesel oil, sometimes less, and sometimes more.
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