Top 10 10W-40 Synthetic Blend – Motor Oils

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1. Castrol


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

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

2. Valvoline


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

Valvoline #ad - 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.

Reduce sludge, and rust with added detergents and anti-corrosion additives, DEPOSITS, CORROSION, sustaining your engine’s performance and preventing higher emissions. 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. 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

3. Quaker State


Quaker State High Mileage 10W-40 Synthetic Blend Motor Oil 1-Quart, Case of 6

Quaker State #ad - Delivers protection for vehicles with over 75, 000 miles. Synthetic blend high mileage 10w-40 engine oil specially formulated for new or late model SUVs, light vans and trucks, and passenger cars.

Helps stop leaks and reduces oil consumption in worn engines. Advanced thermal and oxidative stability to help reduce oil burn-off and maximize power output. Case of six 1-quart bottles. Active seal conditioning agents help keep seals pliable to prevent leaks and oil loss. Formulated to exceed industry specifications: API SN and all previous categories. Reduces engine wear and combats sludge and deposits.
BrandQuaker State #ad
ManufacturerQuaker State #ad
Part Number550043292-6PK
WarrantyPlease contact manufacturer for assistance

4. Valvoline


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

Valvoline #ad - Reduce costly repairs by protecting critical engine components. Resist oil breakdown & sludge with added detergents to keep your engine clean. Optimize power & fuel efficiency with our low friction technology. Proven to minimize everyday wear on your engine by providing consistent lubrication and defense. Exceptional temperature protection defends your engine in even the most severe weather.
BrandValvoline #ad
ManufacturerValvoline #ad
Height12.66 Inches
Length8.22 Inches
Weight9.59 Pounds
Width4.6 Inches
Part Number881157

5. Motul


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

Motul #ad - Recommended for all 4-stroke engines. Proprietary extreme pressure formula to protect the gearbox. Meets the following standards: API SL/SH/SG and JASO MA. Ester technology to improve engine response. Newest api rating of SL for catalytic converters.
BrandMotul #ad
ManufacturerMotul #ad
Height11.6 Inches
Length7.1 Inches
Weight7.6 Pounds
Width3.8 Inches
Part Number3081GAA
Warrantysee motul

6. Sierra International


1 Gallon, Sierra International Sierra 18-9551-3 10W-40 Synthetic Blend Engine Oil

Sierra International #ad - 1 gallon Bottle. Fit type: Universal Fit. 10w-40 synthetic Blend. Sierra part number: 18-9551-3. Compatible with vehicle type: All-terrain-vehicles.
BrandSierra International #ad
Manufacturer3M - AAD #ad
Weight8.06 Pounds
Part Number18-9551-3



1 GAL 028200, STAR BRITE Super Premium Synthetic Blend 4 Stroke Oil 10W 40

STAR BRITE #ad - Provides maximum protection in severe, high RPM applications. Additive package optimizes engine cleanliness, prevents sludge build up. Shear-stable polymer additives plus synthetic base stocks maintain proper viscosity under extremely harsh marine conditions Synthetic/organic blend assures excellent low-temperature properties for quicker starts. Surpasses api requirements for sj, cf-4 and CH-4. Exceeds oem requirements-will not void engine warranty. This product exceeds the new NMMA specifications FCW desgined especially for 4 stoke Outboard Motors.
ManufacturerStar brite #ad
Part Number028200

8. Lucas Oil


Lucas Oil 10710-6PK 10W-40 Semi-Synthetic Motorcycle Oil, Case of 6

Lucas Oil #ad - Country of Origin : United States. Package weight : 13 pounds. Package dimensions: 6. 72 l x 9. 88 h x 9. 44 w inches. Part number: 10710-6PK.
BrandLucas Oil #ad
ManufacturerLucas Oil #ad
Height10 Inches
Length10 Inches
Weight0 Pounds
Width10 Inches
Part Number10710-6PK

9. Tusk Off-Road


Tusk 4-Stroke Oil Change Kit Pro-Honda HP4M Synthetic Blend 10W-40 For Honda CRF450R 2002-2016

Tusk Off-Road #ad - Kit includes enough bottles of oil, correct oil filter, and drain bolt crush washer for one oil change. This kit includes the following items: one 32oz bottle of pro honda 10w-40 hp4m synthetic blend 4-Stroke Engine Oil One 32oz bottle of Pro Honda 80W/85W HP Transmission Oil Tusk oil filter Two Tusk 8M drain bolt crush washers One Tusk Disposable Funnel.

Oil change kits are specific for each vehicle to ensure you get the correct oil, filter, and drain bolt crush washer. Convenient kit makes it easy to get the essentials for an oil change for your motorcycle, ATV, or UTV. See fitment guide image for additional machines this item fits.
BrandTusk Off-Road #ad
ManufacturerTusk Off-Road #ad
Part Number1529860008b742-074468

10. Lucas Oil


Lucas Oil LUC10710 10W-40 Semi-Synthetic Motorcycle Oil, 1 Quart Bottle

Lucas Oil #ad - Part number: 10710 Package weight : 13 pounds. Package dimensions: 4. 5 l x 9. 5 h x 2 w inches. Country of Origin : United States.
BrandLucas Oil #ad
ManufacturerLucas Oil #ad
Height3.7 Inches
Length1.34 Inches
Weight1.9 Pounds
Width2.01 Inches
Part Number10710
WarrantyLimited Manufacturer