Top 9 10w40 Full Synthetic Motor Oil – Motor Oils

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1. Castrol

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

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Castrol #ad - Advanced additives that help prevent engine wear. Seal conditioners help reduce leaks; Bottle Color: Green. Exceeds ilsac gf-5, aPI SN. Superior oil burn off protection versus leading conventional oils. Superior detergency that helps prevent deposit build up.
BrandCastrol #ad
ManufacturerCastrol #ad
Height4.5 Inches
Length11.6 Inches
Width9 Inches
Part Number03111C
Model1597C2

2. Valvoline

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Valvoline 4-Stroke Motorcycle Full Synthetic SAE 10W-40 Motor Oil 1 QT

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Valvoline #ad - Added protection against harmful deposits that can decrease engine performance. Excellent wear and corrosion protection to help keep the engine performing its best. Formulated to provide outstanding wet clutch protection for maximum power transfer and smooth shifting. Full synthetic formula helps maximize power and acceleration.
BrandValvoline #ad
ManufacturerValvoline #ad
Height9 Inches
Length4.23 Inches
Weight1.75 Pounds
Width2.65 Inches
Part Number507679
Model507679

3. Valvoline

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Valvoline High Mileage with MaxLife Technology SAE 10W-40 Synthetic Blend Motor Oil 5 QT Packaging May Vary

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Valvoline #ad - Enhanced friction performance helps maximize power with advanced friction-fighting agents that properly lubricate moving parts and help your older engine maintain its horsepower to perform its best for longer.

Reduce sludge, deposits, and rust with added detergents and anti-corrosion additives, corrosion, sustaining your engine’s performance and preventing higher emissions. Refresh aging seals and prevent leaks both inside and outside your engine with premium seal conditioners. Exceptional temperature protection no matter the weather with superior viscosity modifiers to ensure oil flows more easily, coats more completely, and resists thermal breakdown even in the fiercest driving conditions. 40% better wear protection than the industry standard with enhanced anti-wear additives, keeping critical engine components safe and preventing metal surfaces from making contact.
BrandValvoline #ad
ManufacturerValvoline #ad
Height12.66 Inches
Length8.22 Inches
Weight9.59 Pounds
Width4.6 Inches
Part Number881148
Model881148

4. Mobil 1

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120771 High Mileage 10W-40; 5QT, Mobil 1

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Mobil 1 #ad - Helps provide low-speed pre-ignition LSPI and timing chain wear protection while keeping your engine clean. Provides excellent internal engine heat protection up to 500 degrees F and low temperature protection to -20 degrees F. Helps to protect your engine from the five factors that can damage engines over time. Mobil 1 high mileage full synthetic motor oil 10w-40 is designed for engines with over 75, 000 miles to go up to 10, 000 miles between oil changes*. Helps extend engine life by working to prevent damaging deposits and sludge buildup.
BrandMobil 1 #ad
ManufacturerExxonMobil #ad
Height12.66 Inches
Length8.1 Inches
Width4.4 Inches
Part Number120771
ModelHigh Mileage
WarrantyLimited Warranty - Please contact manufacturer for full details

5. Triax

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Quiets Hydraulic Lifters, 10,000 Mile Drain, 25% Higher ZDDP Content, Stops Leaks and Oil Burning, Moly Boosted 5 Quart, Triax Synergy SRT 10W-40 API SN Full Synthetic High Mileage

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Triax #ad - Exceptionally built for gasoline trucks; very shear stable under high loads; won't burn on the turbo-chargers; maximum protection for truck engines. Friction modified; active plating on engine parts; extremely resilient, regenerative layering of Moly & Boron on metals.

100% true synthetic base oils with unique, organic, Moly and Boron boosted additive pack; API SN plus licensed with no aftermarket additives. Excellent long term engine protection for all critical engine parts such as cams, tappets, valves, crankshaft, and turbo-charges; dramatically improved overall engine performance; lasts 15, bearings, 000 miles or 2 year. Up to 78% wear reduction on pistons, bearings, flawless, and turbo-chargers; 50% lower deposits; exceptionally fast starts; smooth, and quieter engine operation.
BrandTriax #ad
ManufacturerTriax Lubricants LLC #ad
Part NumberSRT10W40
WarrantyFull compliance with specifications listed on the data sheet.

6. Mobil 1

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5 qt., Mobil 1 10W-40 High Mileage Full Synthetic Motor Oil

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Mobil 1 #ad - Ideal for passenger cars, SUVs, light vans and trucks. High-mileage passenger car motor oil specially designed for older engines. Provides wear protection, cleaning power and overall performance. Reduces deposits and sludge Contains a seal conditioner to keep seals in working condition and help prevent leaks. 5-qt bottle ideal for multiple oil changes Helps older engines last for a longer time.
BrandMobil 1 #ad
ManufacturerMobil 1 #ad
Part Number98KG82
Model13

7. Castrol

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1 Quart, Castrol 06246 EDGE 10W-40 Advanced Full Synthetic Motor Oil, 6 Pack

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Castrol #ad - Superior performance Against Deposits, Wear And Oxidation. Country of origin : United States. Package weight: 5. 557 kilograms. Product type: Auto Oil.
BrandCastrol #ad
ManufacturerCastrol #ad
Part Number06246
Model152DCB-6PK
Warranty3 Months

8. Quicksilver

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Quicksilver 10W-40 Full Synthetic Motorcycle Oil – 1 Gallon

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Quicksilver #ad - Fits everything – meets or exceeds all major powersports vehicle manufacturer’s warranty requirements. Protection – additives protect against corrosion of internal engine components and provides overall engine wear protection in high heat conditions. Performance - full synthetic formula with excellent film strength to resist shear and oxidation for maximum fluid life. Harsh conditions – optimizes clutch performance even in wet clutch applications. Peace of mind - easy starting and instant cold flow engine protection in low temperatures.
BrandQuicksilver #ad
ManufacturerQuicksilver #ad
Part Number8M0060085
Model8M0060085

9. Speedol

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Speedol Zeta 10W-40 Full Synthetic Motor Oil 5-Quarts 4.73 L | Premium Quality High Performance Gasoline and Diesel Engine Oil

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Speedol #ad - High technology multi-grade full synthetic motor oil reduces friction in engine parts and provides longer drain intervals. Offers high performance under difficult conditions. Promotes long engine life due to extremely fast lubrication during starting, and outstanding wear protection during all other engine operating conditions.

High resistance to viscosity and thermal breakdown. Can also be used for API CF performanced diesel engines. Speedol is a u. S. Its lubricants and greases have OEM approvals from international engine and machine manufacturers around the world. At low temperatures; helps engine warm up and run smoothly, at high temperatures; resists thinning thus extending engine’s lifespan.

Speedol zeta is a fully synthetic gasoline engine oil manufactured for four stroke engines with high technology synthetic base oils and high performance additives. Brand that has been manufacturing high performance oils, lubricants and other petroleum products since 1921.
BrandSpeedol #ad
ManufacturerSpeedol #ad
Part NumberZETA-10W40-5QTS