Updated at: 21-11-2021 - By: Lucas

An automobile’s motor is a crucial aspect of the machine. Your car’s engine relies on the lubrication provided by the motor oil. You can also reduce friction between engine and car components by using motor oil.

The smooth operation of your engine can be ensured with the use of motor oil. As a result, it is imperative that you take your time while selecting an oil brand. Your car relies on motor oil for a number of vital functions.

When it comes to your car’s engine, it’s best not to settle for anything less than top-quality motor oil. As a result, careful consideration must be given to the oil’s brand name. Choosing the best motor oil and the greatest quality is a matter of knowing what you’re doing.

If you choose a brand of motor oil that is ineffective and does nothing for your vehicle, you will end up having to spend a lot of money on repairs and maintenance. Your car’s performance and wear can be maintained at their best by using high-quality motor oil. If your automobile isn’t properly lubricated, you’ll end up causing harm to the engine and other internal parts, especially if you use poor quality motor oil.

This tutorial will help you avoid buying a faulty motor oil by outlining the six most common culprits on the market. Don’t let yourself make a costly error. No, I’m not looking forward to it. What are we waiting for?

What Are the Worst Motor Oil Brands?

Below is a list of the worst motor oil companies on the market. You’ll know which motor oil brands to steer clear of after reading this article.

In the event that you don’t have a someone to turn to, don’t worry; we’ve got you covered. As a result, here are the six worst motor oil companies.

1. Liberty Motor Oil

Pick a motor oil that’s both efficient and high-quality, and don’t skimp on it! While this isn’t true of the liberty motor oil, Libertas oil boasts much too many advantages and benefits.

However, their language is imprecise. However, their motor oil is of a poor quality, despite their claims of numerous advantages. The additives in their motor oil are relatively low.

To sum up, proper motor oil must have a sufficient amount of additives, which are responsible for lubrication. Your engine will operate more smoothly if you use high-quality motor oil. Your vehicle’s engine and its components will also be slightly corroded if you use a high-quality motor oil.

In addition, you’ll need the suitable amount of engine oil with the correct viscosity level. You should not be considering using liberty motor oil. You won’t get anything from this situation.

2. Quaker State Q

You should avoid using Quaker State Q. if you want your car to operate at its optimum. You’ll notice that Quaker State Q’s motor oil diffuses rapidly and easily if you use it. It’s a sign that your motor oil has a high volatility if your oil diffuses swiftly and easily.

In addition, this implies that it is of poor quality. If you use this motor oil, you’ll have to spend more money on repairs and maintenance in the long term because your vehicle will take a beating. If you continue to use Quaker Stat Q on your car’s engine, it will do serious harm.

The reason for this is that their motor oil lacks the proper lubrication and quality to keep your vehicle running at its best. Additionally, this motor oil manufacturer says that their oil has a multi-viscosity.

This is not the case, however. To avoid long-term engine harm, steer clear of this kind of motor oil and instead hunt for authentic alternatives.

3. Bullseye Motor Oil

The Bullseye brand of engine oil is also a poor choice. Everyone agrees that that is a bad idea. Their users also contribute to the reports.

Many customers are dissatisfied with the company that makes motor oil. Motor oil might also be rated as doing nothing for your engine by some folks. No decent motor oil parameters or requirements are met by this oil, another rating states.

This company spends a lot of time and money making their bottles and products seem nice, but they put the wrong label and the wrong information on them. A peek at the label on a bottle from one of these companies will reveal that it doesn’t match what’s actually inside. Their motor oil is really thin.

You’ll also observe that their motor oil is completely non-resistive. This motor oil is too old and has a low level of additives, making it unsuitable for modern vehicles. Don’t use this brand of motor oil if you truly care about your automobile.

4. Petrol Motor Oil

Petrola motor oil is another deceptive brand of motor oil. The deceit of this motor oil brand is astounding. To the consumers, they are presenting incorrect information and encouraging them to believe in falsehoods.

The packaging for this particular brand of motor oil is likewise appalling. Consuming so much engine gasoline, this brand of motor oil is a no-no.

To put it another way, you’ll have to spend more money on fuel, and you’ll also be releasing carbon dioxide into the atmosphere as a result. Because of its low viscosity level, this motor oil brand does not fulfill the requirements and is insufficient.

5. Questron

Questron is another terrible brand of motor oil. This brand of motor oil is among the lower-quality brands. This brand of motor oil should be avoided at all costs.

This brand is on the list of motor oil brands that you should steer clear of at all costs. This motor oil’s labels are misleading. You won’t get anything good out of the container with all that label on it.

There is nothing special about their motor oil, and it is of poor quality. Their labels have nothing to do with it.

Despite their high volatility, it provides inadequate lubrication. The viscosity of their motor oil cannot be determined, and if you use this, your engine will make some noises.

6. Xpress Lube Pro

If you also skip Xpress Lube Pro, you’ll be better off. If you’re a savvy driver, steer clear of this brand. As a bonus, this company does not rate their motor oil based on its viscosity.

They should be familiar with the SAE grading system, yet this firm appears to be unaware. Because of this, they are battling for their SAE grading, which is a travesty of justice. When discussing motor oil, the SAE grading is critical to know.

Impurities in their motor oil are causing their oil to perform poorly. There are many reasons why you should steer clear of this particular brand of motor oil.

Motor Oil Brands To Avoid

Does the Brand of Engine Oil Matter?

Engine oil brand does matter. This is due to the fact that the brand will be a strong indicator of the oil’s quality. The product is represented by the brand.

As a result, the brand will be good if the engine oil is decent. Similarly, if all motor oil companies use the same type of oil, the engine oil brand is irrelevant.

However, each brand of motor oil has its own unique formulation. Because of this, you need to be sure that your engine oil is of the highest quality.


Motor oil is essential to keeping your car in top condition. Because of this, it is imperative that you use a high-quality motor oil in order to keep your car in good working order.

Because of this, it is crucial to have a reputable motor oil brand. As a result, it’s advised to steer clear of the motor oil brand listed above.