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Home » 8 Best Oil for wrx 2021 – Are they the best for Subaru wrx?

8 Best Oil for wrx 2021 – Are they the best for Subaru wrx?

Best Oil for wrx

Subaru has always been a leading player in the automotive industry. That’s why their oil choice can mean so much to you as your Wrx driver. In this article, we’ll take a look at the best Subaru oil for your Wrx 

What is Subaru Oil?

Subaru oil is a type of engine oil that is specifically designed for Subaru automobiles. It contains high levels of anti-knocking and anti-wear technologies, making it ideal for use in high-performance and racing engines. Subaru oil also has a low-salt content to reduce the risk of Harmonic Shock.

What are the Benefits of Subaru Oil?

The benefits of using Subaru oil include increased power and performance, improved fuel economy, and reduced problems with bearings, drivelines, and other parts of the engine. Additionally, it can be used in engines that run on unleaded gasoline or diesel fuel.

What Types of Subaru Engines Can Benefit from Subaru Oil

Some types of engines that can benefit from using Subaru oil include those that run on unleaded gasoline or diesel fuel, race cars, and powerful submarines.

Where to Find Subaru Oil

Subaru oil is available in many places, including stores and online. You can find Subaru oil in injected cars as well. Injected Subaru oil is the best option for those who want the most protection against wear and tear on their WRX car.

How Subaru Oil Can Help Your Subaru Engine

Subaru oil can help improve engine performance by reducing noise levels and preventing engine failure. In addition, it can help improve fuel economy by reducing emissions. Finally, Subaru oil can help protect your Subaru against rust and corrosion.

Prevent Engine Failure

If your Subaru engine is experiencing problems, using high-quality Subaru oil can prevent them from happening. By using a quality product that meets the standards of your manufacturer, you can reduce the chances of your engine failing prematurely. In addition, using a quality additive will also increase the longevity of your engine.

There are multiple Subaru Wrx oil brands available on the market today. Some of these brands include Jetta, Forester, Impreza, Legacy, WRX, STI, and more. Each brand offers their own set of benefits and drawbacks that will affect your car’s performance and longevity. Be sure to research each brand before purchase so you know what type of oil best suits your needs!

One of the most important things you can do to maintain your Subaru WRX is to change the Oil regularly using the best Oil for wrx. For its maintenance, it is important because the engine in Subaru WRXs is relatively high-revving and tends to consume more Oil change during normal usage.

What’s so wrong with changing your Oil regularly? In changing oil changes, if you don’t change your Subaru’s engine oil regularly, you run the risk of damaging your car while driving. As times pass, it will surely have a problem or may destroy your car for not having oil change intervals. One must know how to handle information with the best features of the best oil for a Subaru wrx. 

For Subaru Wrx cars, the Castrol 03102 GTX High Mileage 5W-30 Motor Oil is the best we recommend in the market, as it has all that it takes to keep your car engine in good condition for a very long period. The company make sure to provide what’s best for your car.  Also, we have other options to share with you below, but we still can’t get over the performance of the Castrol 03102 oil

Let’s get through the comprehensive review of the best Oil for Subaru Wrx without further delay, starting with our top pick for you.

<strong>Top pick</strong>

1. Castrol 03102 GTX High Mileage 5W-30 Motor Oil

2. Amazon Basics Full Synthetic Motor Oil

3. Mobil 1 Extended Performance Full Synthetic Motor Oil

4. Valvoline Advanced Full Synthetic SAE 5W-20 Motor Oil

5. Quaker State Motor Oil

Best Oil for Subaru Wrx

Best Oil for wrx

1. Castrol 03102 GTX High Mileage 5W-30 Motor Oil

The Castrol 03102 GTX High Mileage 5W-30 Motor Oil provides outstanding protection for your vehicle over a wide range of driving conditions. It gives the specific viscosity and cleaning ability needed for Subaru Wrx engines to deliver performance, fuel economy, and dependability. Its oil filter is also amicable. Different models or brands of cars may choose this oil. Mark your note and try this one.

The High Mileage 5W-30 Motor Oil is formulated for gasoline, turbocharged, and diesel engines that require outstanding fuel economy and enhanced high temperature/high shear lubrication. The Oil provides protection against oil breakdown caused by high bearing-tip-to-bearing-tip temperatures.

Also, the Castrol GTX High Mileage 5W-30 Motor Oil delivers a great combination of quality, performance, protection, and value. This durable Oil is designed to help protect engines under harsher driving conditions.

Furthermore, it helps maintain oil pressure at high temperatures throughout the life of the Oil and also contains a race technology additive package and synthetic base oils that deliver excellent cold-weather performance.

In addition, the advanced technology used in its production helps to keep your oil cleaner and longer than traditional motor oils.


  • It delivers outstanding performance in both naturally aspirated and forced induction engines.
  • It contains innovative additive technology that provides outstanding anti-wear protection.
  • Perfect at keeping the engine in good condition for a longer period
  • Equipped with an advanced synthetic formula
  • Outstanding protection against viscosity even if you drive 15,000 miles per year


  • Not a good option during extreme winter condition


2. Amazon Basics Full Synthetic Motor Oil

AmazonBasics Full Synthetic Motor Oil provides engine protection for longer engine life. It gives a synthetic oil something that cannot be forgotten. These products can give good feedback to every customers. It is non-corrosive, contains no harmful additives or seal-damaging abrasives. It has high viscosity index to protect against wear, reduces oil consumption, and provides easier cold-weather starts and quicker hot engine restarts. You may know a lot of oil filters such as gtx magnatec 5w; rotella t6; 5w30 the manufacture assure that this list of oil fuel has its own benefits. It depends on the brand of a car what’s best oil for them. 

The Oil comes with an advanced formula that helps improves fuel economy by reducing oil drag on the moving parts that could rob your vehicle of both power and fuel economy.

Also, the Motor Oil is formulated with a high-quality synthetic base oil and additive package that meets or exceeds the requirements of Subaru Wrx cars and small trucks. It provides outstanding protection for your engine while maintaining its flexibility during operation.

In addition, Oil provides protection against sludge, oxidation, wear, and deposits. It is specially formulated for high-performance V-8 and V-6 engines under hard driving conditions. Plus, it helps maintains maximum engine performance for up to 10,000 miles in high-performance engines.


  • It helps prevent buildup that can cause rust and corrosion
  • High resistance to viscosity and thermal breakdown
  • It helps reduce exhaust emissions
  • Reduces friction for less engine wear


  • No significant setback


3. Mobil 1 Extended Performance Full Synthetic Motor Oil

The Mobil 1 Extended Performance Full Synthetic Motor Oil uses a unique additive system that provides car and truck owners with the extra protection needed in high-wear driving conditions. This Oil has been tested under extreme conditions, and it proves to excel under rigorous durability testing.

The performance you need for your wrx engine can be found in every drop of Mobil 1 Extended Performance Full Synthetic Motor Oil. It provides continuous protection for up to 20,000 more miles than conventional Oil.

Also, the primary role of Oil is to help your engine last longer. So, it is engineered to keep the critical engine parts you need protected. Whether you’re driving on the highway or off the beaten path, Mobil 1 Extended Performance Full Synthetic Motor Oil is your number one choice for outstanding performance and protection against engine wear under diverse driving conditions.

The amazing part of Oil is that it maintains its viscosity longer in cooler extremes for better lubrication. Also, it maintains performance over a wider temperature range to protect your engine better and help reduce wear.


  • It helps extend engine life by working to prevent damaging deposits and sludge buildup
  • Provides excellent internal engine heat protection
  • Helps to protect critical engine parts for up to 20,000 miles
  • It maintains its viscosity longer in cooler extremes
  • Protects critical engine parts from wear and corrosion


  • You can experience leakage in older vehicles


Recommended: Optimo h426

4. Valvoline Advanced Full Synthetic SAE 5W-20 Motor Oil

Bring out the best in your Subaru Wrx by using Valvoline Advanced Full Synthetic SAE 5W-20 Motor Oil. This high-quality Oil is made from globally sourced base oils and leading additive technology.

It contains friction reducers to help improve fuel efficiency, formulated with a hi-tech additive package and dispersants to help prevent sludge and deposits from forming on your vehicle’s engine.

The Oil keeps your engine clean because it’s specially formulated with advanced additives to remove harmful contaminants from your engine, including deposits, sludge, and dirt. Its unique formula allows you to enjoy up to 6,000 miles of better performance than you would get from the other leading oils in its class.

Also, the Oil helps to provide optimal engine protection by reducing cold start-up time, controlling the viscosity index to minimize oil deterioration from high temperatures, and providing superior control of oil oxidation that increases engine performance and lifespan.


  • Designed to provide power and protection under extreme driving conditions
  • Minimize oil deterioration from high temperatures
  • It provides optimal engine protection by reducing cold start-up time
  • It fights even the toughest engine deposits and prevents sludge and varnish formation for clean, hassle-free engine operation


  • It smells like burnt Oil


5. Quaker State Motor Oil

The Quaker State Motor Oil is premium motor oil, so it’s designed to keep your wrx operating at its best. It helps to remove more engine deposits and residues, and it reduces friction to help your engine run with maximum efficiency.

The engine oil is specially formulated to bring out the best in your vehicle, so it is engineered to lubricate more efficiently and effectively than other motor oils.

Also, the Quaker State Motor Oil provides maximum mileage performance for your Subaru Wrx. It has a unique formula that, based on independent testing, improves engine protection and oil life. Also, It provides outstanding protection against engine deposits, protects engines from sludge, seals and cleans critical components to keep them running like new.


  • It helps engines survive daily commutes
  • Provides durable wear protection and reduces engine wear
  • Maintains viscosity from start to finish, providing optimal oil film protection
  • It helps Combats engine sludge and deposits


  • It has no significant setback


6. Royal Purple 51530 High-Performance Motor Oil

Royal Purple 51530 High-Performance Motor Oil is a unique new synthetic motor oil that has more capability of cleaning the engine than conventional mineral-based motor oils. The motor oil can effectively clean up engine contaminants, reduce engine wear, and help protect engines from damages.

Also, the Motor oil is formulated to extend drain intervals and improve efficiency in gasoline engines, reduce emissions and promote maximum horsepower and torque.

No matter what, this motor oil will maintain a high level of wear protection with maximum thermal and oxidation stability for all of your high mileage needs.

Also, the royal Purple contains special friction modifiers that decrease engine noise, while the advanced cleanliness agents help to resist deposits that cause sludge and rust. This Royal Purple 51530 fits perfectly to meet the demands of high-performance engines by increasing horsepower, torque and enhance overall durability.


  • Better wear protection
  • Superior corrosion protection
  • Increased fuel efficiency
  • Better protection for vehicle exhaust emissions equipment


  • It has no significant setback


7. Liqui Moly 2332 Leichtlauf High Tech 5W-40 Engine Oil

The Liqui Moly Leichtlauf High Tech 5W-40 Engine Oil is rated 5W-40, Which makes it meets the requirements of most cars and sports vehicles. It maintains all benefits of High-Tech engine oils like excellent wear protection, anti-aging, especially on conventional engines, as well as for gasoline direct injection engines.

This Oil also provides excellent oxidation resistance, thereby preventing premature exhaust valve seat wear. Adding this Oil to your wrx vehicle will enable higher efficiency, better handling, and longer service life of the engine.

You want the best protection for your car. With Liqui Moly 2332 Leichtlauf High Tech 5W-40 Engine Oil, you’re getting a product that’s specifically designed to keep engines running smoothly and efficiently. It can be used in almost any fuel-injected engine with or without a catalytic converter.

It is particularly suitable for improving engine cooling and power output when starting in low temperatures, guaranteeing long-distance reliability even in extreme conditions. It also helps protect the engine against wear and keeps it clean.


  • Saves fuel and reduces pollutant emission
  • Long engine service life due to a high level of protection against wear
  • Keeps engine clean
  • It delivers outstanding protection against engine deposits, corrosion, and wear


  • It has no significant setback


8. Pennzoil Marine XLF Engine Oil

The Pennzoil Marine XLF Engine Oil is formulated with a proprietary additive system to provide protection against harmful engine deposits and corrosion. It also includes an additive that cleans underside valve stems and cam covers under full load conditions.

Its low volatility formulation reduces oil consumption for improved engine efficiency. With additives designed to provide extreme pressure, anti-rusting, and anti-corrosion protection, this formula gives you the dependable performance you deserve for your engine performance.

Also, the Pennzoil Marine XLF engine oil has added detergent and dispersant technology with anti-corrosion properties to make sure engines remain free of sludge buildup, so it performs better, lasts longer, and runs cleaner.


  • Protect against piston-scuffing
  • Maximum additive treatment
  • Keep performance-robbing carbon deposits from forming in the combustion chamber.
  • Very safe to use
  • Keep exhaust ports clean
  • Guard against harmful engine deposits
  • Keeps the engine running clean


  • It has no significant setback


Subaru wrx oil type – Things to consider

When getting the Subaru Wrx oil type, there are some things that you need to carefully consider. Failure to do that might lead to some issues that could easily be avoided.

Oil temperature effect

There is some oil that gets light as a result of heat, and it will surely affect the condition of the engine. You need to carefully consider the viscosity of the Oil and ensure it is not one that can be affected by the hot temperature if you drive or live closer to a region where the sun is extreme.

Also, some oil will freeze under extreme winter conditions. This kind of oil is not the best for someone that lives in a region that experiences snowfalls regularly. So, you need to consider the two factors when getting the Oil.

Protection against wear and harmful engine deposits

It is important that you know some oil is just after keeping your engine running smoothly, while some go beyond that to keep your engine in good condition. Some engine oil just serves as lubrication to keep the engine moving and in good condition.

However, some go on to do more by ensuring that there is no harmful deposit on the engine, such as rust or corrosion that could affect the work rate of the car engine. So, you need to check this feature when buying the Oil.

Exhaust emission

Some engine oil works in a way that helps to save fuel and not only that but also helps to control the exhaust emission. So, if you are on a low budget and you also don’t have a risk to take with your car engine, getting an oiled hat helps regulate the exhaust and fuel consumption is a very good decision.


The viscosity of a fluid is its resistance to flow. You’ve probably seen symbols like 5W-30 or 10W-40. The first number denotes a low-temperature classification, with a “w” denoting “winter,” whereas the second number represents a higher temperature rating.

Engine oils thicken in cold temperatures and get thin in heat. As a result, the appropriate quantity of additives must be present to prevent both of these scenarios from occurring.

The second number will be greater if engine oil is resistant to thinning, while the first number will be lower if it is resistant to thickening. For improved performance, the recommended oil grade for your Subaru WRX is 5W-30.

Frequently asked questions

What Oil is best for Subaru WRX?

  • Castrol 03102 GTX High Mileage 5W-30 Motor Oil
  • Amazon Basics Full Synthetic Motor Oil
  • Mobil 1 Extended Performance Full Synthetic Motor Oil
  • Valvoline Advanced Full Synthetic SAE 5W-20 Motor Oil
  • Quaker State Motor Oil

Can I change the wrx oil myself?

It is important that you get it across to the experts to help you change the Oil. You can only do it unless you have a deep knowledge of how to go about it.

How long does it take to change the wrx oil?

It depends on the miles you cover. On average, I do change the oil in my Subaru wrx every two months.

Subaru WRX oil type

2008 Subaru WRX oil type

2015 Subaru WRX oil type

2017 Subaru WRX oil type

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Subaru is a brand that many people know and love, but there’s also a lot of competition out there. It can be hard to determine which Subaru oil is the best for your Wrx.

There are pros and cons for every oil. Choosing the Best Oil for wrx is the next thing to consider if you just add a new whip to your car collection. If you still ask yourself a question bit, contact and browser this page. Anything can be answered here. This page has a thread for choosing the best oil for your Subaru wrx. People who use wrx, everyone, this page is for you. As to doing the oil analysis, this page is your guide. To research your chosen oil for its features, like its bottle, or the design of the bottle. Lots of types of oil are here. The factory or the manufacturer makes sure to provide lots of oil for Subaru wrx. You can read the reviews, forum, comments, and opinions on this page. The platform on this page has an exterior manual for the best oil for a Subaru wrx. The warranty is perfectly good too.

As a user of a car like Subaru wrx, this page is indeed for you. You have got a chance to choose your own oil. Choose wisely! This is like your home forums for choosing your oil. Others may not be included here, since the results of the opinion or feedback of the company will choose what best oil for a Subaru wrx. Problems no more! This is like a menu for only the Subaru wrx car. This site has names that label each best oil! You need the right Oil for your Subaru Wrx engine, and that is the reason we have the perfect collection of engine oils that you can consider to keep the engine in good condition for years to come.  Subaru Oil can help your Subaru engine in a variety of ways. As owners, by improving engine performance, preventing engine failure, and reducing noise levels, it can make your car run more smoothly and efficiently. While finding Subaru Oil in store or online is the most common method of purchase, using injected into cars is an option for those who desire even more performance. Thanks to Subaru Oil’s many benefits for your Subaru engine, you can be sure that you’re getting the best possible product for your money.