10 Best Quaker State High Mileage Full Synthetic 5w 20 Motor Oil 5 Quart of 2025

Tested and Reviewed: Top 10 Quaker State High Mileage Full Synthetic 5w 20 Motor Oil 5 Quart deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

Quaker State

Quaker State Full Synthetic 5W-30 Motor Oil, 5 Quart (3 Pack)

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Editor's bottom line:

“This quaker state high mileage full synthetic 5w 20 motor oil 5 quart is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Full synthetic 5W-30 motor oil provides strong engine performance and protection against deposits between oil changes
Ideal for use in modern turbocharged engines and high-performance vehicles like sports cars, SUVs, trucks, and minivans
Designed to deliver more power and less friction, reducing friction to maximize horsepower (compared to Quaker State motor oil)
Provides improved fuel economy (based on the latest industry standard)
Excellent protection against formation of sludge and other harmful deposits (based on Sequence IIIH & VH tests on 0W-20 engine oil)
Delivers high resistance to oxidation, helping keep the oil fresher for longer
Comes with a warranty of up to 10 years or 300,000 miles, whichever comes first*, when you exclusively use Quaker State motor oil
Exceeds the requirements of the following industry specifications: API SP-Resource Conserving, API SN PLUS, and all previous categories; ILSAC GF-6A
Meets or exceeds the following OEM requirements: Chrysler MS-6395; GM dexos1 Gen 3; Ford WSS-M2C961-A1
For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owners manual

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Picked by 397 people today

9.5

Quaker State

Quaker State Full Synthetic 5W-20 Motor Oil, 1 Quart (6 Pack)

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Main Highlights

Full synthetic 5W-20 motor oil provides strong engine performance and protection against deposits between oil changes
Ideal for use in modern turbocharged engines and high-performance vehicles like sports cars, SUVs, trucks, and minivans
Designed to deliver more power and less friction, reducing friction to maximize horsepower (compared to Quaker State motor oil)
Provides improved fuel economy (based on the latest industry standard)
Excellent protection against formation of sludge and other harmful deposits (based on Sequence IIIH & VH tests on 0W-20 engine oil)
Delivers high resistance to oxidation, helping keep the oil fresher for longer
Comes with a warranty of up to 10 years or 300,000 miles, whichever comes first*, when you exclusively use Quaker State motor oil
Exceeds the requirements of the following industry specifications: API SP-Resource Conserving and all previous categories; ILSAC GF-6A
Meets or exceeds the following OEM requirements: Chrysler MS-6395; GM dexos1 Gen 3; Ford WSS-M2C960-A1
For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owners manual

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9.5

Valvoline

Valvoline MaxLife High Mileage Full Synthetic 5W-20 Motor Oil 5 Quart

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Main Highlights

Designed for vehicles with 75,000 miles or more, Valvoline MaxLife Full Synthetic High Mileage Motor Oil helps maximize engine life and performance for the many miles still ahead
Formulated with seal conditioners to help prevent oil leaks, reduce oil consumption, and improve fuel economy
Delivers 50% stronger wear protection than industry standards for superior defense against friction and wear
Provides 20% stronger sludge defense than industry standards to protect against harmful buildup and deposits
Offers 2.5X better heat protection than industry standards to safeguard engines in extreme conditions
Meets or exceeds all requirements of: ILSAC GF-7A, API SQ, API SP, API SN with SN PLUS, Resource Conserving and all preceding API and ILSAC gasoline categories. Additional Specifications: Ford WSS-M2C960-A1, Chrysler MS-13340

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9.2

Quaker State

Quaker State Motor Oil, 5W-20, 5 Quart (3 Pack)

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Main Highlights

5W-20 motor oil that provides durable wear protection and reduces engine wear
Helps engines survive daily commutes from high-speed highway operation to repetitive, stop-and-go driving
Provides corrosion protection against harmful acids generated by engine contaminants
Maintains viscosity from start to finish, providing optimal oil film protection
Combats engine sludge and deposits
Comes with a warranty of up to 10 years or 300,000 miles, whichever comes first*, when you exclusively use Quaker State motor oil
Meets or exceeds the following industry requirements: API SP-Resource Conserving and all previous categories; ILSAC GF-6A
Meets or exceeds the following OEM specifications: Chrysler MS-6395; Ford WSS-M2S960-A1
For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owners manual

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9.0

Mobil

Mobil 1 High Mileage Full Synthetic Motor Oil 5W-20, 5 Quart

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Main Highlights

Mobil 1 High Mileage full-synthetic motor oil 5W-20 is designed for engines with over 75,000 miles to go up to 10,000 miles between oil changes.*
Utilizes Mobil 1s signature Triple Action Formula to deliver outstanding engine performance, protection, and cleanliness
Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -30 degrees F)
Mobil 1 is specially formulated to help remove sludge and lower engine temperatures

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8.8

Pennzoil

Pennzoil Platinum High Mileage Full Synthetic 5W-20 Motor Oil, 5 Quart (3 Pack)

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Main Highlights

Full synthetic 5W-20 engine oil designed for vehicles with more than 75,000 miles
Backed by a 15,000-mile protection guarantee* to keep you covered between oil changes and in the long run
Keeps pistons cleaner than required by the toughest industry standard (based on Sequence IIIH results)
Proven to help stop leaks for engines with more than 75,000 miles
Formulated to deliver less oil burn-off than high-mileage motor oils made from crude oil
Provides better fuel economy (based on the latest industry standards) and helps protect horsepower
Provides faster low-temperature oil flow and protects in extreme heat
Meets or exceeds the requirements of the following industry specifications: API SQ-Resource Conserving, and all previous categories; ILSAC GF-7A
Meets or exceeds the following OEM requirements: Chrysler MS-6395; Ford WSS-M2C970-A1
For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owners manual

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8.6

Quaker State

Quaker State High Mileage 5W-20 Synthetic Blend Motor Oil (1-Quart, Case of 6)

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Main Highlights

Synthetic blend High Mileage 5W-20 engine oil specially formulated for new or late model SUVs, light vans and trucks, and passenger cars
Delivers protection for vehicles with over 75,000 miles
Helps stop leaks and reduces oil consumption in worn engines.
Active seal conditioning agents help keep seals pliable to prevent leaks and oil loss
Reduces engine wear and combats sludge and deposits
Advanced thermal and oxidative stability to help reduce oil burn-off and maximize power output
Case of six 1-quart bottles
Formulated to exceed industry specifications: ILSAC GF-6A, API SP/SP-Resource Conserving and all previous categories

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8.3

Castrol

Castrol EDGE High Mileage 5W-20 Advanced Full Synthetic Motor Oil, 5 Quarts

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Main Highlights

Phosphorus Replacement Technology to help extend the life of the emission system
Reduces leaks, oil burnoff and power robbing deposits
15,000 miles between oil changes*
Meets or exceeds the following specifications: API SP/SN PLUS/SN/SM ILSAC GF-6 | Meets engine test requirements of Chrysler MS 6395 | Meets Ford WSS-M2C945-B1 | Meets Ford WSS-M2C960-A1
*Or one year, whichever comes first

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8.1

Castrol

Castrol GTX High Mileage 5W-20 Synthetic Blend Motor Oil, 5 Quarts

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Main Highlights

Phosphorus Replacement Technology helps extend emission system life
Superior dispersancy that fights sludge build up
Exceptional oil burn-off protection exceeding industry standards* | Seal conditioners to help reduce leaks
Advanced additives that help prevent engine wear | Improved Fuel Economy**
Meets or exceeds the following specifications: API SP/SN PLUS/SN/SM | ILSAC GF-6 | Meets Ford WSS-M2C945-B1 | Meets Ford WSS-M2C960-A1 |* Based on API and ACEA volatility specifications | ** In 5W-20, 5W-30 and 10W-30 grades versus industry specifications

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8.1

Valvoline

Valvoline MaxLife Extended Protection High Mileage 5W-20 Full Synthetic Motor Oil 5 Quart

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Main Highlights

Our premium motor oil for vehicles with over 75K miles, Valvoline MaxLife Extended Protection Full Synthetic High Mileage helps maximize engine life and performance for the many miles still ahead
Dual Defense Additive Technology combines innovative boosters fortified with a detergent system to fight deposits, corrosion, and sludge
Delivers 70% stronger wear protection vs. industry standards for better performance and longer engine life
Formulated with premium seal conditioners to treat and prevent oil leaks, reduce oil consumption, and improve fuel efficiency
Provides 20% better sludge defense and 20X better heat protection than industry standards to help extend engine life
Meets or exceeds all requirements of: ILSAC GF-7A, API SQ, API SP, API SN with SN PLUS, Resource Conserving and all preceding API and ILSAC gasoline categories. Additional Specifications: Ford WSS-M2C960-A1, Chrysler MS-13340

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Our Best Overall Choice

Best Choice

9.7

Quaker State

Quaker State Full Synthetic 5W-30 Motor Oil, 5 Quart (3 Pack)

Free Shipping

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Full synthetic 5W-30 motor oil provides strong engine performance and protection against deposits between oil changes
Ideal for use in modern turbocharged engines and high-performance vehicles like sports cars, SUVs, trucks, and minivans
Designed to deliver more power and less friction, reducing friction to maximize horsepower (compared to Quaker State motor oil)
Provides improved fuel economy (based on the latest industry standard)
Excellent protection against formation of sludge and other harmful deposits (based on Sequence IIIH & VH tests on 0W-20 engine oil)
Delivers high resistance to oxidation, helping keep the oil fresher for longer
Comes with a warranty of up to 10 years or 300,000 miles, whichever comes first*, when you exclusively use Quaker State motor oil
Exceeds the requirements of the following industry specifications: API SP-Resource Conserving, API SN PLUS, and all previous categories; ILSAC GF-6A
Meets or exceeds the following OEM requirements: Chrysler MS-6395; GM dexos1 Gen 3; Ford WSS-M2C961-A1
For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owners manual

Show Price

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