Top 10 GTX High Mileage 20W-50 – Motor Oils

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1. Castrol

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5 Quart, Castrol 03112 GTX High Mileage 20W-50 Motor Oil

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Castrol #ad - Exceeds ilsac gf-5, aPI SN. Advanced additives that help prevent engine wear. Seal conditioners help reduce leaks; Bottle Color: Green. Superior detergency that helps prevent deposit build up. Superior oil burn off protection versus leading conventional oils.
BrandCastrol #ad
ManufacturerCastrol #ad
Height4.6 inches
Length11.8 inches
Width9.5 inches
Part Number03112C
Model1597C3

2. Castrol

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1597C3-3PK 03112 GTX High Mileage 20W-50 Synthetic Blend Motor Oil, 5 Quart, 3 Pack, Castrol

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Castrol #ad - Superior detergency that helps prevent deposit build up. Superior oil burn off protection versus leading conventional oils. Exceeds ilsac gf-5, aPI SN. Seal conditioners help reduce leaks; Bottle Color: Green. Advanced additives that help prevent engine wear.
BrandCastrol #ad
ManufacturerCastrol #ad
Height9.6 Inches
Length14.2 Inches
Weight30.25 Pounds
Width12.6 Inches
Part Number03112C-3PK
Model1597C3-3PK

3. Castrol

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Castrol 06470 GTX 20W-50 High Mileage Motor Oil, 1 Quart, Pack of 6

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Castrol #ad - Seal conditioners help reduce leaks. Superior oil burn-off protection versus leading conventional oils. Exceeds ilsac gf-5 and API SN standards. Superior detergency that helps prevent deposit build-up. Advanced additives that help prevent engine wear.
BrandCastrol #ad
ManufacturerCastrol #ad
Height1.55 Inches
Length1.63 Inches
Weight2.15 Pounds
Width1.29 Inches
Part Number06470
Model144EFF-6PK

4. Castrol

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5 Quart Jug, Castrol GTX Classic 20W-50 Conventional Motor Oil

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Castrol #ad - Specialized additives containing high Zinc 1400 PPM Max and Phosphorus for extreme wear protection. Note: not for use in modern engines with catalytic converters or wet clutch applicatiONS. Minimal foaming and high resistance to thermal degradation. Compatible with gasoline and alcohol-based fuels. Castrol classic 20w-50 is suitable for use in automotive gasoline engines where the manufacturer recommends an api sj or earlier specification 20W-50 lubricant. Formulated to maintain tough and thick oil film even under severe conditions.
BrandCastrol #ad
ManufacturerCastrol #ad
Height12.75 Inches
Length8.31 Inches
Width4.56 Inches
Part Number15E809
Model15E809
Warranty3 months

5. Castrol

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

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

6. Castrol

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Castrol 03095 GTX 20W-50 Motor Oil, 5 Quart

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Castrol #ad - Maximum protection against viscosity and thermal breakdown. Ultra low friction to improve gas mileage; Bottle Color: White. Exceeds ilsac gf-5, aPI SN. For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual. Provide better protection against volatility burn off. Formulated with superior base oils & patented additive technology. Unique triShield technology provides superior deposit protection. 20w50 motor oil. Premium, custom made additives enable advanced performance.
BrandCastrol #ad
ManufacturerCastrol #ad
Height4.7 Inches
Length11.8 Inches
Width9.5 Inches
Part Number03095
Model03095
WarrantyAs labelled

7. Valvoline

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Valvoline High Mileage with MaxLife Technology SAE 20W-50 Synthetic Blend Motor Oil 1 QT, Case of 6

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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, and rust with added detergents and anti-corrosion additives, DEPOSITS, CORROSION, sustaining your engine’s performance and preventing higher emissions.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. 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.
BrandValvoline #ad
ManufacturerValvoline #ad
Part Number822381-CS
Model822381-CS

8. Castrol

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Castrol 03100 GTX High Mileage 5W-20 Motor Oil, 5 Quart

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Castrol #ad - Superior oil burn Off Protection Versus Leading Conventional Oils. Seal conditioners Help Reduce Leaks; Bottle Color: Green. Superior detergency That Helps Prevent Deposit Build Up. Advanced additives That Help Prevent Engine Wear.
BrandCastrol #ad
ManufacturerCastrol #ad
Part Number03100C
Model03100

9. Castrol

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5 Quart, Pack of 3, Castrol 03111-3PK GTX High Mileage 10W-40 Motor Oil

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Castrol #ad - Seal conditioners help reduce leaks; Bottle Color: Green. Superior oil burn off protection versus leading conventional oils. Exceeds ilsac gf-5, aPI SN. Advanced additives that help prevent engine wear. Superior detergency that helps prevent deposit build up.
BrandCastrol #ad
ManufacturerCastrol #ad
Height10.1 Inches
Length14.3 Inches
Weight0 Pounds
Width12.6 Inches
Part Number03111C-3PK
Model1597C2-3PK

10. Valvoline

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Case of 6, Valvoline VR1 Racing Synthetic SAE 20W-50 High Performance High Zinc Motor Oil 1 QT

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Valvoline #ad - Formulated to increase horsepower. Full synthetic high zinc/phosphorus formulation for anti-wear protection, including push-rod and flat tappet applications. Recommended for engines burning gasoline and full or partial alcohol fuels. Enhanced anti-foam system protects engine during extreme stress. Designed for the race track, but is great for other high performance vehicles too.
BrandValvoline #ad
ManufacturerValvoline #ad
Height9.25 Inches
Length13.13 Inches
Weight1.7 Pounds
Width5.75 Inches
Part Number679082-CS6
Model679082-CS