Best 10w40 Synthetic Oil

Top 10 Best 10w40 Synthetic Oil

Why we chose it

Formulated to provide outstanding wet clutch protection for maximum power transfer and smooth shifting
Excellent wear and corrosion protection to help keep the engine performing its best
Added protection against harmful deposits that can decrease engine performance
Full synthetic formula helps maximize power and acceleration

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

98%

customers recommend this product

4.9/ 5

Why we chose it

Exceeds ILSAC GF-5, API SN
Superior detergency that helps prevent deposit build up
Advanced additives that help prevent engine wear
Superior oil burn off protection versus leading conventional oils
Seal conditioners help reduce leaks Bottle Color: Green

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

96%

customers recommend this product

4.8/ 5

Mileage4.8
Longevity4.8
Value for money4.8
Flavor4.7
Sheerness4.7

Why we chose it

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
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, CORROSION, AND RUST with added detergents and anti-corrosion additives, 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

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

96%

customers recommend this product

4.8/ 5

Sheerness4.8
Value for money4.7
Mileage4.7
Longevity4.5
Flavor4.3

Why we chose it

Excellent shear stability to prevent viscosity breakdown
Exceeds API SL and JASO MA-2
Formulated with Trizone technology to protect all 3 critical zones: engine, clutch and gearbox
Extreme high temperature air-cooled performance and water-cooled engine performance
Race derived technology for maximum engine acceleration

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Castrol 06112 POWER 1 4T 10W-40 Synthetic Motorcycle Oil, 1 Quart Bottle, 6 Pack (15D1C9): image

96%

customers recommend this product

4.8/ 5

Sheerness5
Mileage4.7
Longevity4.7
Value for money4.6

Why we chose it

Product Type: Auto Oil
Package Weight: 5.557 Kilograms
Country Of Origin : United States
Superior Performance Against Deposits, Wear And Oxidation

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

98%

customers recommend this product

4.9/ 5

Value for money4.8
Mileage4.8
Sheerness4.7
Longevity4.7

Why we chose it

For best performance, follow the manufacturer’s recommendations in your vehicle owner s manual.

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Motul 300V 4T Factory Line 10W-40 Synthetic Oil 4 Liters (104121): image

98%

customers recommend this product

4.9/ 5

Mileage4.8
Value for money4.7

Why we chose it

PROVEN TO MINIMIZE EVERYDAY WEAR on your engine by providing consistent lubrication and defense
OPTIMIZE POWER & FUEL EFFICIENCY with our low friction technology
REDUCE COSTLY REPAIRS by protecting critical engine components
RESIST OIL BREAKDOWN & SLUDGE with added detergents to keep your engine clean
EXCEPTIONAL TEMPERATURE PROTECTION defends your engine in even the most severe weather

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Valvoline Daily Protection SAE 10W-40 Synthetic Blend Motor Oil 5 QT (Packaging May Vary): image

96%

customers recommend this product

4.8/ 5

Value for money4.5
Mileage4.5
Sheerness4.5
Longevity4.5
Flavor3.6

Why we chose it

Excellent for sport bikes, street bikes and off-road bikes
Low sulfur and phosphorus formula for bikes fitted with catalytic converters
Meets the following standards: API SN and JASO MA2. Backwards compatible with API SM/SL/SJ/SH/SG
Each bottle has a built-in pour spout to avoid spills
Ester Core technology offers improved engine protection, performance and reduced oil consumption
Proprietary extreme pressure formula to protect the gearbox

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Motul 7100 4T 10W-40 Synthetic Oil 1 Liter (104091): image

96%

customers recommend this product

4.8/ 5

Why we chose it

Proprietary extreme pressure formula to protect the gearbox
Newest API rating of SL for catalytic converters
Meets the following standards: API SL/SH/SG and JASO MA
Recommended for all 4-stroke engines
Ester technology to improve engine response

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Motul 5100 10W-40 4T Synthetic Blend Engine Oil, 4-Liters: image

96%

customers recommend this product

4.8/ 5

Mileage4.7
Longevity4.7
Value for money4.6

Why we chose it

Provides excellent protection against wear under severe running conditions at both high and low extremes of temperatures
10W-40 Full Synthetic
Specially developed for high performance engines
Superseded From: 3847307

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Volvo Penta New OEM 10W-40 Full Synthetic Gasoline Engine Oil, 21681795: image

96%

customers recommend this product

4.8/ 5

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

Valvoline™ 4-Stroke Full Synthetic Motorcycle Oil delivers performance trusted by motorcycle owners and race teams around the world. It's formulated for the specific needs of high-performance motorcycles, including high temperatures, high RPMs, and wet clutch systems.

Ranking the Brands: Valvoline: 30.00%; Castrol: 30.00%; Motul: 30.00%; : 10.00%

Comparison Table


	Valvoline 4-Stroke Motorcycle Full Synthetic SAE 10W-40 Motor Oil 1 QT	Castrol 03111C GTX High Mileage 10W-40 Synthetic Blend Motor Oil, 5 Quart	Valvoline High Mileage with MaxLife Technology SAE 10W-40 Synthetic Blend Motor Oil 5 QT (Packaging May Vary)	Castrol 06112 POWER 1 4T 10W-40 Synthetic Motorcycle Oil, 1 Quart Bottle, 6 Pack (15D1C9)	Castrol 06246 EDGE 10W-40 Advanced Full Synthetic Motor Oil, 1 Quart, 6 Pack	Motul 300V 4T Factory Line 10W-40 Synthetic Oil 4 Liters (104121)	Valvoline Daily Protection SAE 10W-40 Synthetic Blend Motor Oil 5 QT (Packaging May Vary)	Motul 7100 4T 10W-40 Synthetic Oil 1 Liter (104091)	Motul 5100 10W-40 4T Synthetic Blend Engine Oil, 4-Liters	Volvo Penta New OEM 10W-40 Full Synthetic Gasoline Engine Oil, 21681795
Package Information	Can	Bottle	Bottle	Bottle	Bottle	Bottle	Bottle	Bottle	Bottle	–
Viscosity	10w-40	10w-40	10w-40	10w-40	10w-40	10w-40	10w-40	10w-40	10w-40	–
Brand	Valvoline	Castrol	Valvoline	Castrol	Castrol	Motul	Valvoline	Motul	Motul	–
Liquid Volume	1 Quarts	160 Fluid Ounces	15 Quarts	32 Fluid Ounces	32 Fluid Ounces	–	5 Quarts	–	128 Fluid Ounces	–
Manufacturer	Valvoline	Castrol	Valvoline	Castrol	Castrol	Motul	Valvoline	Motul	Motul	–
Item Weight	1.75 pounds	9.58 pounds	9.59 pounds	2 pounds	12.23 pounds	8 pounds	9.59 pounds	1.9 pounds	7.6 pounds	–
Product Dimensions	4.23 x 2.65 x 9 inches	11.6 x 9 x 4.5 inches	8.22 x 4.6 x 12.66 inches	–	–	7.09 x 4.33 x 11.02 inches	8.22 x 4.6 x 12.66 inches	–	7.1 x 3.8 x 11.6 inches	–
Size	1 QT	–	10W-40	–	1 Quart – 6 Pack	–	5 QT	–	–	–
Vehicle Service Type	–	–	Car	–	Car	All-terrain-vehicles;utility-vehicles;street-sport-motorcycles;off-road-motorcycles;street-cruiser-motorcycles;street-touring-motorcycles;street-motor-scooters;snowmobiles;marine-personal-craftAll-terrain-vehicles;utility-vehicles;street-sport-motorcycles;off-road-motorcycles;street-cruiser-motorcycles;s… See more	–	All-terrain-vehicles;utility-vehicles;street-sport-motorcycles;off-road-motorcycles;street-cruiser-motorcycles;street-touring-motorcycles;street-motor-scooters;snowmobiles;marine-personal-craftAll-terrain-vehicles;utility-vehicles;street-sport-motorcycles;off-road-motorcycles;street-cruiser-motorcycles;s… See more	–	–
Is Discontinued By Manufacturer	–	–	No	No	–	No	–	No	No	–