full synthetic oil 5w-20 high mileage buyer’s guide for 2020

All in all, we spent hundreds of hours combing through thousands of user reviews to put together a comprehensive list of the best full synthetic oil 5w-20 high mileage on the market. We then delved into these full synthetic oil 5w-20 high mileage further and put together detailed reviews so that you can easily pick the best full synthetic oil 5w-20 high mileage for your needs.

Best full synthetic oil 5w-20 high mileage

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Best full synthetic oil 5w-20 high mileage reviews

1. Castrol 03143C EDGE High Mileage 5W-20 Advanced Full Synthetic Motor Oil, 5 quart

Feature

Titanium strong for maximum engine performance in vehicles with over 75,000 miles
Maximizes short and long term engine performance on high mileage engines
Boosted with extra fluid titanium technology to increase oil film strength and reduce film breakdown
Reduces leaks, oil burn off and power-robbing deposits
Improves fuel economy
Castrol recommends the use of Bosch oil filters

Description

CASTROL EDGE HIGH MILEAGE FOR MAXIMUM PERFORMANCE IN VEHICLES WITH 75K+ MILES. Castrol EDGE High Mileage is part of our strongest and most advanced range of full synthetic engine oils. It is engineered with fluid titanium technology to provide superior motor oil strength and help your vehicle to maximize performance. As your car ages, its engine can lose performance and efficiency. Proper vehicle maintenance is critical to keep an older engine performing at its best. Exceeds manufacturer's warranty requirements for applications requiring API SN (Resource Conserving) and ILSAC GF-5.

2. AmazonBasics High Mileage Motor Oil - Full Synthetic (SN Plus) - 5W-20 - 5 Quart - AM0H523Q

Feature

High-mileage full-synthetic motor oil (5W-20, 5 quart); offers higher level of protection for engines over 75,000 miles and longer drain intervals
Formulated to reduce likelihood of Low Speed Pre-Ignition; reduces friction for improved fuel economy and protection against engine wear
High resistance to viscosity and thermal breakdown
Helps to fight volatility burn-off to minimize engine deposits and exhaust emissions
API SN Plus and ILSAC GF-5 approved; always follow vehicle manual recommendations

Description

An Amazon Brand

3. Valvoline 5W-20 Full Synthetic High Mileage Motor Oil - 5qt (849645)

Feature

All of the benefits of a full Synthetic motor oil with added technology for engines over 75,000 miles
Seal conditioners rejuvenate aging engine seals to help stop and prevent oil leaks
Extra cleaning agents to help reduce deposits, sludge and varnish formation
Advanced thermal and oxidative stability to help reduce oil burn-off and maximize power output
For any product use or product technical questions call 1-800-TEAM-VAL

Description

Valvoline Valvoline Full Synthetic High Mileage with MaxLife Technology Motor Oil is specially formulated for higher mileage engines. Valvoline Full Synthetic High Mileage with MaxLife Technology Motor Oil is formulated with the highest quality synthetic base oils plus special additives to fight the effects of aging and increase the life of your engine.

4. Castrol 03100 GTX High Mileage 5W-20 Synthetic Blend Motor Oil, 5 Quart

Feature

For cars with over 75,000 miles
Helps prevent catalytic converter and emission system failure
Superior dispersancy that fights sludge build-up
Exceptional oil burn-off protection exceeding industry standards** ** Based on API and ACEA volatility specifications
Seal conditioners to help reduce leaks
Advanced additives to minimize engine wear
Improved fuel economy
API SN; ILSAC GF-5
Castrol recommends the use of Bosch oil filters

Description

As vehicles age, they change and some of these changes can result in costly repairs or replacement. Catalytic converter failure is one of the most common and costliest problems faced by higher mileage vehicles. The phosphorus in all motor oil anti-wear packages is also an industry recognized catalyst poison. Castrol GTX High Mileage is specially formulated with less phosphorus than other leading oils, replacing it with advanced technology invented and patented by Castrol that helps prevent catalytic converter and emission system failure and delivers unsurpassed protection against sludge, wear and oil burn-off* *vs leading conventional oils, 5W-30 tested.

5. Pennzoil Ultra Platinum Full Synthetic 5W-20 Motor Oil (5 Quart, Single Pack)

Feature

Oils formulated with Pure Plus Technology consistently have lower viscosity at low temperatures, so the engine requires less effort to pump the oil at temperatures
Better viscosity control is achieved even under severe oxidative test conditions compared with using other API Group II and III base oils
Drive on average an extra 550 miles per year
Helps protect engines from loss of power
Provides faster low temperature oil flow and protects in extreme heat; Certification: SN/GF-5

Description

Pennzoil Ultra Platinum 5W-20 Full Synthetic Motor Oil with Pure Plus Technology is when you combine Pure Plus synthetic base oils with our high performance additives. Pure Plus Technology is a patented, revolutionary process that converts pure natural gas into the first-of-its-kind, high quality, full synthetic base oil used in the Pennzoil Platinum line of motor oils. It produces a crystal clear base oil that is 99.5 percent pure with fewer impurities than base oils made from crude oil, the start to many other traditional and synthetic motor oils. Pure Plus base oils enable very low volatility formulations with NOACK volatilities of 10 percent and lower - results typical API Group II and III (synthetic) base stocks cannot achieve. This means less oils lost by evaporating off hot engine surfaces such as piston rings.

6. Pennzoil Platinum High Mileage Full Synthetic 5W-30 Motor Oil for Vehicles Over 75K Miles (5-Quart, Single-Pack)

Feature

Conditions Seals on older engines and helps reduce leaks and oil consumption
Keeps pistons up to 40% cleaner than the toughest industry standards
Provides faster low temperature oil flow and protects in extreme heat
Platinum High Mileage 5W-30 with Pure Plus is recommended for use in all vehicles requiring the use of SAE 5W-30 viscosity grade engine oils
Platinum High Mileage 5W-30 with Pure Plus can be mixed with other synthetic and mineral oils and is recommended for use in all vehicle

Description

Pennzoil Platinum High Mileage with Pure Plus is a first of its kind full synthetic high mileage motor oil made from natural gas and designed to deliver less oil burn off than other high mileage oils. Pure Plus Technology is our patented, revolutionary gas-to-liquid process which converts natural gas into a bas oil with lower friction, better low temperature properties and greater stability than conventional motor oil made from crude. Because our base oil is made from natural gas, it is crystal clear with fewer of the impurities found in crude oil, the start for many other traditional and synthetic motor oils. From that pure, clear base we add our high performance additives to create Pennzoil Platinum High Mileage with Pure Plus.

7. Pennzoil Platinum Full Synthetic Motor Oil (SN) 5W-20, 5 Quart - Pack of 1

Feature

Full synthetic oil cleans out engine sludge better than conventional and synthetic blend oils
Superior Active Cleansing Agents
Better for severe driving conditions than conventional and synthetic blend oils
Helps keep engines cleaner with better wear protection
Exceeds the most stringent car manufacturer requirements for cleanliness and protection

Description

Pennzoil Platinum is an advanced full synthetic motor oil. It's continuously attacks potential and stubborn deposits to help keep vital engine parts clean. In fact, Pennzoil Platinum keeps your engine up to 40% cleaner than current industry standards. The ability to clean up your engine helps maximize engine protection and responsiveness. Pennzoil Platinum is designed to provide our superior cleansing under the most severe driving style or conditions to maximize engine responsiveness.

8. Mobil 1 5W-20 High Mileage Advanced Full Synthetic Motor Oil, 5 qt.

Feature

Mobil 1 Full Synthetic Motor Oil, 5W-20 Advanced
It is a specially formulated synthetic oil designed to keep your engine running like new.
It does this by providing exceptional wear protection, cleaning power and overall performance.
The oil helps to reduce deposits and sludge to protect your engine and give it a longer-lasting life.
This Mobil 1 Synthetic Motor Oil , 5-Quart, is designed to protect the parts in high-mileage engines.

Description

Mobil 1 Full Synthetic Motor Oil, 5W-20 Advanced, is a specially formulated synthetic oil designed to keep your engine running like new. It does this by providing exceptional wear protection, cleaning power and overall performance. The oil helps to reduce deposits and sludge to protect your engine and give it a longer-lasting life. This Mobil 1 Synthetic Motor Oil , 5-Quart, is designed to protect the parts in high-mileage engines. It also contains a seal conditioner to keep the engine seals in optimal condition and to prevent leaks. With excellent lubrication properties, this product can be used in passenger cars, SUVs, light vans and trucks.

9. Valvoline 5W-20 MaxLife High Mileage Motor Oil - 5qt (782253)

Feature

Seal conditioners rejuvenate aging engine seals to help stop and prevent oil leaks
Extra wear protection helps prevent future engine wear
Extra detergents keep older engines cleaner by bonding with and removing sludge and deposits
Anti-oxidants help prevent oil breakdown preventing engine-clogging sludge and deposit formation
For any product use or product technical questions call 1-800-TEAM-VAL

Description

Valvoline MaxLife is the first motor oil specially formulated to address the unique needs of higher mileage engines. Valvoline MaxLife is a blend of synthetic and premium conventional basestocks with seal conditioning agents, extra cleaning agents, additional anti-wear additives and novel friction modifiers for added protection. MaxLife provides performance benefits for high mileage, new and re-built engines. If you have over 75,000 miles, its time to step up the fight against engine breakdown. Switch to MaxLife Motor Oil, the synthetic blend with more!

10. Pennzoil High Mileage Conventional 5W-20 Motor Oil for Vehicles Over 75K Miles (5-Quart, Single-Pack)

Feature

Conventional motor oil compatible with most vehicles
Helps prevent sludge and other damaging deposits
Fortified with active Cleansing agents to prevent performance-robbing deposits
Keep your engine clean and responsive
Designed for vehicles over 75,000 miles

Description

Pennzoil high mileage vehicle motor oil is a multigrid common weight (viscosity grade) oil for use in gasoline engines in a variety of SUVs, light vans and trucks, and passenger cars with more than 75,000 miles. The advanced formula helps prevent sludge build-up, provides overall lubrication and wear protection, and increases gas mileage in comparison to conventional oils.

Conclusion

By our suggestions above, we hope that you can found the best full synthetic oil 5w-20 high mileage for you. Please don't forget to share your experience by comment in this post. Thank you!