Top 10 Best Engine Degreaser In 2020 (Reviews & Buying Guide)

A clean engine performs better than gunk, dirty, greasy and oily engine if you want your engine to perform longer term with less chance of dirty, greasy clogging moving part, inefficient air intake than you should clean it.

But cleaning an engine is not an easy task because the gunk and greasy oil are hard to remove. So you need engine degreaser (special kind of agitator) to break down and remove grease, oil, and dirt from engine efficiently.

Further, a clean engine helps you to spot issue such early as oil leakage and allow us to fix them soon before they become a serious issue.

There are lots of engine degreaser sold buy much company in the market and every buddy claiming best. So in this situation, it is difficult to choose the best engine degreaser for you.

So today we have reviewed the top 10 best engine degreaser along with an In-depth buying guide to help you to make the right choice.

Let first begin with reviews.

Top 10 Best Engine Degreasers In 2020 (REVIEWS)

Simple Green Crystal Industrial Cleaner/ Degreaser.

This solution is most recommended and highly rated for both home and industrial use as its has no color and no fragrance. Its no coercive, biodegradable and 100% safe to use both for you and your car body part.

Simple Green is non-toxic, non-abrasive and Strong yet safe cleaner. Removes oil, lubricants and grime from all engine parts entirely as it can also be used in home and industrial product cleaning.

It is highly concentrated you can dilute with water and put in the spray bottle, use it effectively for deeper part cleaning.

However, this is the best engine degreaser you can find in the market and highly rated by its user yet little expensive our other engine degreaser.

Meguiar’s D10801 Super Degreaser – 1 Gallon

Meguiar is a reputable brand when it comes to the automotive detailing industry. Meguiar’s D10801 Super Degreaser is most affordable and have super cleaning quality.

It will act strong and quickly on the most thoughts gunk and greasy dirt and remove instantly from your engine. this cleaner will also give a pleasant fragrance while cleaning with it and prevent the bad odor.

Highly concentrated, So you can add any level of water in it and use it with a spray bottle. It will wipe off all kind of grease, oil spill and dirt and give you a clean and shining car engine.

If you are looking for a high-quality degreaser with affordable price, then this will be a good option for you.

Chemical Guys Signature Series Orange Degreaser.

Chemical guys is one of our favorite brand when it comes to car detailing. Today we come with chemical guy’s heavy duty automotive engine degreaser that formulated from natural citrus power to break down and clean the grime, oil stains, and greasy dirt from the engine part.

As it is made for the multi-purpose surface, you can use it on to clean car engine, machinery, tools, tires, rims, and undercarriage. So it will give you more monetary value to it multi-use.

As it is highly concentrated. So you can take one extra bottle and dilute water into it according to your needs. it orange scent effect is also good

However, it will be a bit expensive over the volume you get. You will get only 16oz whereas another brand gives you gallons but it is specially designed to clean automotive parts and chemical guys is a premium brand. so for professional guys, it still worth money.

Krud Kutter Original Concentrated Degreaser

As krud kutter is the most popular degreaser among its user due to its cleaning quality along with its affordable price. its is super concentrated, so you need to add water according to your needs before using it.

It can effectively remove the tough stains from different types of surface. However, you will love to know that it will quickly and effectively break down grease, oil spit and all kind of dirt from different part of the surface.

As it a multipurpose cleaner and degreaser. You can also remove glue, adhesive, maker, wax, paint, tape residue and much more.

This degreaser is made from a blend of biodegradable surfactants, detergents with water. So it is non-flammable, non-toxic, non-abrasive. It will not include any petroleum solvent, bleach or ammonia. So it can be safe to use on any surface.

If you are looking for a multi-purpose safe cleaner/degrease with affordable price, then Krud Kutter will be a great option.

Simple Green Pro HD Heavy Duty Cleaner.

Here is one another great option from simple green. Simple green heavy duty is a professional grade multi-purpose cleaner and degreaser in the market.

However, it is not specially designed for automotive engine cleaning. But you can clean, floor, wall, machine, tools, automotive engine with it effectively.

With this, all in one degrease you can eliminate tough stains, grime, grease and oil spit and also safe to use on metals. its also a non-toxic and safe to use on any surface such as plastic, any metal, aluminum, steel.

It is highly concentrated so you can add water according to your needs. You can use it for any purpose.

Spray Nine Grez-Off Heavy Duty Degreaser,

Spray Nine 22732 Grez-Off Heavy Duty Degreaser is an excellent product formulated by nine sprays. It is professional grade biodegradable degreaser made for who like an environment-friendly product.

As it made from a biodegradable formula, so it is non-inflammable, nonacidic because it doesn’t contain any petroleum solvent and it does not harm any non-metallic surface and safe to use on all kind of surface.

It fumes no unpleasant odor because it does not contain petroleum also USDA approved. And VOC compliant in all state of usa.

It will quickly blast through grease and grime and eliminate all though stains and dirt from the surface deeply. Grez off cleaner will come with a 32 oz bottle that will have a spray option.

Also will be used to clean engine, tools, machine and other home application. To remove stain, gums, gunk, grease and oil spits.

SuperClean Degreaser Spray.

We personally love this product to its high cleaning capacity. With super clean all purpose degreaser you can clean all type of surface from your car engine, your tools or things at your house.

SuperClean degreaser is also safe to use at all kind of surface because it is formulated with biodegradable substance and phosphate free.

It is one of the most active water-based engine degreasers in the market can quickly remove all kind of grease, grime, oil, tar and all kind of dirt from your engine without harming and damaging any part of the engine.

With this degreaser, you can clean your engine, machine, mats, anything.

It personally recommended by us. Easy to use and have high industrial strength. It comes with a 32-ounce spray bottle.

Purple Power Industrial Strength Cleaner and Degreaser.

Purple power is a powerful industrial strength cleaner and degreaser that can be used for multi-purpose. It will come with a gallon. It is highly concentrated so you can add some water into it according to your requirement.

If you are looking for an industrial and automotive degreaser that can remove the toughest stain, grease, oil split and dirt with a minute that this might be an excellent option for you.

Another good thing about purple power cleaner is that it is Biodegradable, non-abrasive, non-flammable and phosphate-free which further make it use safely on any kind of surface and will also not harm the human body.

You can use it clean a tough stain, engine of a car or to shine your old tools. Its water-based highly recommended product that you can give it a try.

Citrus Magic Heavy Duty Cleaner/Degreaser.

However this not the best engine degreaser in this list. the reason is that it is made from the natural citrus solvent and its is very environment-friendly. Safest to use.

It is biodegradable, non-toxic and phosphate-free. So you can use it on any kind of surfaces such as kitchen gas stomach, carpets, tools or even your car engine.

You can use it on any washable surface that can be washed. It is a heavy duty degreaser but not as fast as other cleaners, but it will do the job at a time.

It will clean the tough stain, glue, ink, grease, dirt, oil split from any type of surface

Oil Eater Original Cleaner/Degreaser.

Oil eater is the best engine degreaser in the market. It is highly concentrated and potent, can clean the grime and grease from any type of surface with a minute.

It is water based degreaser biodegradable, non-abrasive, non-toxic and does not contain petroleum solvent so it the safest to use on all kind of surface.

As it is highly concentrated and a heavy-duty cleaner. So you can dilute water according to your need.

Along with engine cleaning you can use in all kind of surface, and it is safe to use any approved by USDA.

Things to consider while choosing best engine degreaser : (BUYING GUIDE)

There are below following things you should consider while selecting a best engine degreaser for you car detailing.

Multi-purpose engine degreaser.

There are degreaser that only used for engine cleaning, but there are multi-purpose degreaser that along with engine cleaning can use in garage or even use home.

Generally, the multi-purpose product has more worth the prize as it can be used for the purpose. However, car engine degreaser is only used just to clean the engine.

Multi-Surface and safety.

Check the no. of surface that product can be used on. Make sure that it should not harm painted or plastic surface at-least. If it does not hurt any kind of surface then you don,t need to use it with caution. Or use it as it instructed on the label of the product.

check the chemical composition in your degreaser and make sure that it does not include any chemical composition that will harm the body part of the car and human skin.

How it smell?

Some type of engine degreaser smell so bad generally petroleum engine degreaser smell not good. While other engine degreaser company add perfume to feel good, you can have a mask or something while using it. However, it depends on you who necessary it is for you.

Price and volume.

As the volume goes high, the price of the product also will be rise. Many companies sell the degreaser in gallons and some are in a bottle. Choose according to your requirement. However, they are some company sell a high volume of engine degreaser at cheaper prize than premium brand spray bottle with the same quality cleaning result.

So it all depends on what you choose according to your requirement.

Types of Engine Degreaser

Mainly there are two types of engine degreaser in the market (petroleum and water-based engine degreaser). We have reviewed both kinds of degreaser in the above list. Both types of product have their pros and cons. however you can decide which one you want according to your requirement. Here below see the difference between both petroleum and water-based engine degreaser.

Petroleum-based degreasers

Petroleum degreaser contains mineral oil and they clean the engine very well. Here are two advantage that petroleum engine degreaser has over water based. One is that they are affordable than water-based degreaser. Second is they are abrasive and clean the engine more efficiently. However, they can sometimes harm the non-metallic surface.

Water based degreasers

Water-based:- As these degreasers are made including a different kind of solvent in the water. They are costlier than petroleum-based greaser, but they have some unique advantage like they can be used on all type of surface such as metallic, plastic. They will not harm any body part of a car. they are more environment-friendly

How To Use Engine Degreaser To Clean Your Engine

First, you have to buy a high-quality engine degreaser and some other accessories to clean your engine.

Here in the below video, you can learn how to clean your engine safely with engine de-greaser.

FAQ Of Engine Degreaser

What Is Engine Degreaser.

An engine degreaser is a kind of solution that helps to remove by break down all type of gunk, grease, oil, and dirt from your engine. There are generally two types of degreaser one is petroleum based and another is water based. However, both have some work to clean car engine.

They come in basically in three styles. Liquid degreaser, spray degreaser and foam degreaser. All are used differently but have the same purpose of cleaning all kind of dirt from engine parts.

Benefits Of Using Engine Degreaser.

There are several benefits of using engine degreaser. It will keep clean your engine from all type of dirt and gunk.

A clean engine it is easy to spot any kind of issue easily such as oil leakage or loose screw.

It will not allow clogging engine’s moving the part from gunk, grease and dirt let them working properly.

Give you a durable and better performance to the engine for the long term. A cleaned engine allow proper air passage and perform better and require less maintenance.


As in this article, we have reviewed the top rated best engine degreaser for your car engine. Each one of them has its unique feature. There is no of them is considered a best because it all depends upon once requirement. Whether you want petroleum based, water-based, odor one, universal it all depend upon your choice.

We also have included a detailed guide to help further you to choose the best engine degreaser according to your needs, and embedded a YouTube video to learn how to use it to clean your car.

I hope it will cover all the aspect of engine degreaser regarding choice use and type. If it helps for you, then please share it to friends that are car lovers.

Auto Care Expert

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