10 Best High Mileage Synthetic Oils
for June 2021

Recommendations are independently chosen by MOOZ’s editors. Purchases you make through our links may earn us a commission.

1
9.9
SCORE
AmazonBasics High Mileage Motor Oil - Full Synthetic - 5W-30 - 1 Quart - 6 Pack

Amazon Basics AmazonBasics High Mileage Motor Oil

Full Synthetic, 5W-30, 1 Quart, 6 Pack

by AmazonBasics
What We like

Ideal for engines over 75,000 miles and for longer drain intervals

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Product Features

  • Helps prevent build up that can cause rust and corrosion
  • Reduces friction for less engine wear
  • Helps reduce exhaust emissions
  • For best performance, follow the manufacturer's recommendations in your vehicle owners manual.
  • High resistance to viscosity and thermal breakdown

Helps prevent build up that can cause rust and corrosion Helps reduce exhaust emissions Reduces friction for less engine wear High resistance to viscosity and thermal breakdown For best performance, follow the manufacturer's recommendations in your vehicle owners manual.

2
9.6
SCORE
Valvoline Full Synthetic High Mileage with MaxLife Technology SAE 0W-20 Motor Oil 5 QT

Valvoline Full Synthetic High Mileage with MaxLife Technology SAE 0W-20 Motor Oil 5 QT

by Valvoline
What We like

Premium, full synthetic base oil for the best protection against engine heat and stress

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Product Features

  • Extra detergents keep older engines cleaner by bonding with and removing sludge and deposits
  • Extra wear protection helps prevent future engine wear
  • Seal conditioners rejuvenate aging engine seals to help stop and prevent oil leaks

Extra wear protection helps prevent future engine wear Seal conditioners rejuvenate aging engine seals to help stop and prevent oil leaks Extra detergents keep older engines cleaner by bonding with and removing sludge and deposits

3
9.4
SCORE
Valvoline High Mileage with MaxLife Technology SAE 5W-20 Synthetic Blend Motor Oil 5 QT

Valvoline High Mileage with MaxLife Technology SAE 5W-20 Synthetic Blend Motor Oil 5 QT

by Valvoline
What We like

Premium seal conditioners help treat and prevent leaks

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Product Features

  • Enhanced anti-wear additives deliver a thick & durable layer of anti-wear film to help prevent auto engine breakdown
  • Superior antioxidants resist motor oil breakdown in extreme conditions
  • Added detergents help protect against sludge and deposits

Enhanced anti-wear additives deliver a thick & durable layer of anti-wear film to help prevent auto engine breakdown Added detergents help protect against sludge and deposits Superior antioxidants resist motor oil breakdown in extreme conditions

4
9
SCORE
Valvoline High Mileage with MaxLife Technology SAE 10W-40 Synthetic Blend Motor Oil, Easy Pour 5 Quart

Valvoline High Mileage with MaxLife Technology SAE 10W-40 Synthetic Blend Motor Oil

Easy Pour 5 Quart

by Valvoline
What We like

Anti-oxidants help prevent oil breakdown preventing engine-clogging sludge and deposit formation

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Product Features

  • Extra wear protection helps prevent future engine wear
  • Seal conditioners rejuvenate aging engine seals to help stop and prevent oil leaks
  • Extra detergents help keep older engines cleaner by bonding with and removing sludge and deposits

Extra detergents help keep older engines cleaner by bonding with and removing sludge and deposits Seal conditioners rejuvenate aging engine seals to help stop and prevent oil leaks Extra wear protection helps prevent future engine wear

5
8.5
SCORE
Valvoline High Mileage with MaxLife Technology SAE 5W-30 Synthetic Blend Motor Oil 5 QT

Valvoline High Mileage with MaxLife Technology SAE 5W-30 Synthetic Blend Motor Oil 5 QT

by Valvoline
What We like

Premium seal conditioners help treat and prevent leaks

more infoarrow_drop_down

Product Features

  • Superior antioxidants resist motor oil breakdown in extreme conditions
  • Added detergents help protect against sludge and deposits
  • Enhanced anti-wear additives deliver a thick & durable layer of anti-wear film to help prevent auto engine breakdown

Added detergents help protect against sludge and deposits Enhanced anti-wear additives deliver a thick & durable layer of anti-wear film to help prevent auto engine breakdown Superior antioxidants resist motor oil breakdown in extreme conditions

6
8.5
SCORE
Pennzoil Platinum High Mileage Full Synthetic 5W-30 Motor Oil for Vehicles Over 75K Miles (5-Quart, Single-Pack)

Pennzoil Platinum High Mileage Full Synthetic 5W-30 Motor Oil for Vehicles Over 75K Miles (5-Quart

Single-Pack)

by Pennzoil
What We like

Single 5-quart bottle with ergonomic design for easy handling and pouring

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Product Features

  • Formulated to deliver less oil burn off than high mileage motor oils made from crude oil
  • Pennzoil Platinum High Mileage 5W-30 keeps pistons up to 45% cleaner than the toughest industry standard (Based on Sequence IIIH results)
  • Designed for for vehicles with over 75,000 miles
  • Full synthetic 5W-30 engine oil made from natural gas, not crude, using Pennzoil's patented gas-to-liquid PurePlus Technology
  • Provides faster low-temperature oil flow and protects in extreme heat

Formulated to deliver less oil burn off than high mileage motor oils made from crude oil Pennzoil is the first motor oil made from natural gas, not crudepureplus technology converts pure natural gas into high-quality, full-synthetic base oil that's crystal clear and contains fewer impurities than other traditional and synthetic motor oils * get a $22 shell gift card when you purchase 10 quarts of Pennzoil full synthetic motor oil; see Pennzoil website to learn more and see full terms and conditions. No other leading high mileage motor oil provides better protection from friction (based on sequence iva wear test using sae 5w-30) Designed for for vehicles with over 75,000 miles Full synthetic 5w-30 engine oil made from natural gas, not crude, using Pennzoil's patented gas-to-liquid pureplus technology Provides faster low-temperature oil flow and protects in extreme heat Helps protect engines from loss of horsepower Pennzoil platinum high mileage 5w-30 keeps pistons up to 45% cleaner than the toughest industry standard (based on sequence iiih results)

7
8.5
SCORE
AmazonBasics High Mileage Motor Oil - Full Synthetic - 5W-20 - 1 Quart - 6 Pack

Amazon Basics AmazonBasics High Mileage Motor Oil

Full Synthetic, 5W-20, 1 Quart, 6 Pack

by AmazonBasics
What We like

Ideal for engines over 75,000 miles and for longer drain intervals

more infoarrow_drop_down

Product Features

  • Helps prevent build up that can cause rust and corrosion
  • For best performance, follow the manufacturer's recommendations in your vehicle owners manual.
  • Reduces friction for less engine wear
  • Helps reduce exhaust emissions
  • High resistance to viscosity and thermal breakdown

High resistance to viscosity and thermal breakdown Reduces friction for less engine wear For best performance, follow the manufacturer's recommendations in your vehicle owners manual. Helps reduce exhaust emissions Helps prevent build up that can cause rust and corrosion

8
8.5
SCORE
Valvoline High Mileage with MaxLife Technology SAE 10W-30 Synthetic Blend Motor Oil 5 QT

Valvoline High Mileage with MaxLife Technology SAE 10W-30 Synthetic Blend Motor Oil 5 QT

by Valvoline
What We like

Premium seal conditioners help treat and prevent leaks

more infoarrow_drop_down

Product Features

  • Superior antioxidants resist motor oil breakdown in extreme conditions
  • Added detergents help protect against sludge and deposits
  • Enhanced anti-wear additives deliver a thick & durable layer of anti-wear film to help prevent auto engine breakdown

Enhanced anti-wear additives deliver a thick & durable layer of anti-wear film to help prevent auto engine breakdown Added detergents help protect against sludge and deposits Superior antioxidants resist motor oil breakdown in extreme conditions

9
8.5
SCORE
Valvoline Full Synthetic High Mileage with MaxLife Technology SAE 5W-30 Motor Oil 5 QT

Valvoline Full Synthetic High Mileage with MaxLife Technology SAE 5W-30 Motor Oil 5 QT

by Valvoline
What We like

Premium seal conditioners help treat and prevent leaks

more infoarrow_drop_down

Product Features

  • Full synthetic formula for exceptional high and low temperature protection
  • Extra detergents help fight sludge and deposits
  • Enhanced anti-wear additives deliver a thick & durable layer of anti-wear film to help prevent auto engine breakdown

Enhanced anti-wear additives deliver a thick & durable layer of anti-wear film to help prevent auto engine breakdown Full synthetic formula for exceptional high and low temperature protection Extra detergents help fight sludge and deposits

10
8.1
SCORE
Castrol 03128C Edge High Mileage 5W-30 Advanced Full Synthetic Motor Oil, 5 Quart

Castrol 03128C Edge High Mileage 5W-30 Advanced Full Synthetic Motor Oil

5 Quart

by Castrol
What We like

Improves fuel economy

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Product Features

  • Maximizes short and long term engine performance on high mileage engines
  • Titanium strong for maximum engine performance in vehicles with over 75,000 miles
  • Reduces leaks, oil burn off and power-robbing deposits
  • Boosted with extra fluid titanium technology to increase oil film strength and reduce film breakdown

Titanium strong for maximum engine performance in vehicles with over 75,000 miles Reduces leaks, oil burn off and power-robbing deposits 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

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