As a car owner, keeping your engine clean is crucial for maintaining its performance and longevity. However, cleaning an engine can be a daunting task, especially if you are not familiar with the right products to use. Degreasers are a popular choice for cleaning car engines, but with so many options available in the market, it can be challenging to find the right one for your needs. In this article, we will discuss some key points to consider when looking for a degreaser for your car engine.
1. Type of Degreaser: There are different types of degreasers available in the market, such as water-based, solvent-based, and citrus-based degreasers. Water-based degreasers are ideal for regular cleaning, while solvent-based degreasers are more effective in removing heavy grease and oil. Citrus-based degreasers are environmentally friendly and safe to use, but they may not be as effective as other types.
2. Safety: When choosing a degreaser, it is essential to consider its safety features. Some degreasers contain harsh chemicals that can harm your engine or pose health risks to you or your pets. Look for a degreaser that is non-toxic, biodegradable, and safe to use on all engine parts.
3. Effectiveness: The effectiveness of a degreaser depends on its formulation and concentration. Look for a degreaser that can dissolve grease and oil easily and leave no residue behind.
4. Compatibility: Not all degreasers are suitable for all engine types. Some degreasers may damage certain engine parts or cause discoloration. Make sure you choose a degreaser that is compatible with your engine type.
5. Price: Degreasers come at different price points, depending on their formulation, concentration, and brand. While it is essential to choose a degreaser that fits your budget, do not compromise on quality.
In conclusion, choosing the right degreaser for your car engine can improve its performance and increase its lifespan. Consider the type, safety, effectiveness, compatibility, and price when looking for a degreaser to ensure you get the best results.
10 Best Degreaser For Car Engine
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1. Chemical Guys Signature Series Orange Degreaser – Multipurpose And Safe For Vehicles – 16 Fl Oz.

Chemical Guys has introduced a powerful and versatile cleaning solution for automobiles, motorcycles, RVs, and more. The Chemical Guys CLD_201_16 Signature Series Orange Degreaser is a professional-strength citrus degreaser designed to safely remove the toughest dirt, grime, and grease. It comes concentrated for flexible cleaning power and ships at full strength, allowing users to tailor their own cleaning solution to take on whatever messes they are dealing with.
The Orange Degreaser is blended with powerful citrus extracts and hyper surfactants to easily cut through and separate grease and oil from any surface. Its specialty formula easily cleans motor oil, coolant, hydraulic fluid, or diesel fuel from engines. It can remove caked-on mud, grease, and road grime from wheels, suspension components, and undercarriage parts. The uses of this product are endless.
Chemical Guys is a brand that is trusted by both beginners and professionals alike for its finest car care products, world-class customer support, and vast detailing knowledge. The Signature Series Orange Degreaser is no exception. It is a go-to brand in car care and has a worldwide following.
The Orange Degreaser is super concentrated, which means that it can be diluted according to the user's needs. The product ships at full strength, making it more flexible and customizable for different cleaning situations. The chemical compound is specially formulated to remove years of grime, dirt, and grease from automobiles, motorcycles, RVs, and more.
Chemical Guys CLD_201_16 Signature Series Orange Degreaser is a versatile and powerful cleaning solution that is safe for cars, trucks, SUVs, motorcycles, RVs, and more. It is specially designed to remove the toughest dirt, grime, and grease from any surface. The product is blended with powerful citrus extracts and hyper surfactants that make it easy to cut through and separate grease and oil. The Orange Degreaser is super concentrated, making it customizable for different cleaning situations. Chemical Guys is a brand that is trusted by both beginners and professionals alike for its finest car care products, world-class customer support, and vast detailing knowledge.
2. Wd-40 Specialist Machine & Engine Degreaser Foaming Spray, 18 Oz, 1-Pack

The WD-40 Specialist Machine & Engine Degreaser Foaming Spray is a powerful cleaning solution designed to remove oil, dirt, grime, and grease from machinery and engines. With an 18 oz can, this degreaser is perfect for use on a variety of surfaces, including auto and truck engines, industrial machinery, and farm equipment.
The low-residue, water-based foaming formula penetrates deep into crevices and hard-to-reach areas for completely clean results. The nozzle sprays degreaser up to 5 feet, making it ideal for long-distance application. Additionally, the included straw creates a precision stream of cleaner for controlled application.
This foaming spray is easy to use and sticks to whatever surface you spray it on, ensuring maximum cleaning and degreasing power. Whether you're a professional mechanic or just looking to clean your car engine, the WD-40 Specialist Machine & Engine Degreaser Foaming Spray is a must-have tool in your arsenal.
Overall, this product is highly recommended for anyone looking to clean and maintain their machinery and engines. Its powerful formula and precision application make it a top choice for professionals and DIY enthusiasts alike. So, if you're looking for a reliable and effective degreaser for your equipment, look no further than WD-40 Specialist Machine & Engine Degreaser Foaming Spray.
3. Crocodile Cloth Auto Cleaning Wipes – 100 Giant Disposable Wipes For Car Detailing And Engine Degreasing, Effective Against Grease, Oil, And Adhesives.

Crocodile Cloth Auto Cleaning Wipes are a heavy-duty solution for automotive cleaning needs. These giant 15" x 10" cloths are designed to scrub and absorb grease, oil, and other automotive messes in real work environments. With their super tough heavy-duty build, they are perfect for detailing and regular cleaning.
The wipes are more effective and offer more value than traditional wipes because they are designed to dissolve and absorb messes with just one swipe. This means you need fewer wipes to clean the same mess. If you find yourself needing more than one wipe to clean a particular mess, you can trust Crocodile Cloth to get the job done.
Crocodile Cloth Auto Cleaning Wipes are also hand safe. The wipes are dermatologically tested and infused with aloe and vitamin E to be safe for hands while eating grease and oil. Additionally, each disposable cloth stays wet outside the package for over an hour, ensuring that you can clean even the toughest messes without having to constantly wet the cloth.
These wipes are designed to be multipurpose and quick acting. They use a unique low-foaming industrial strength degreaser formula that's safe for nearly any car surface, perfect for any mechanic, garage, or shop. They are great for cleaning leather, vinyl, metal, equipment, carpets, and more.
Crocodile Cloth Auto Cleaning Wipes are over 4x more effective than standard wipes, making them the perfect solution for tough automotive cleaning needs. Each package includes 100 alcohol-free wipes, ensuring that you always have a fresh cloth on hand when you need it.
Overall, Crocodile Cloth Auto Cleaning Wipes are a must-have for anyone who needs a heavy-duty solution for automotive cleaning needs. With their oversized cloth wipes, tough cleaning power, and hand-safe formula, they are perfect for any mechanic, garage, or shop that needs to quickly and effectively clean grease, oil, and other automotive messes.
4. Abn Engine Cleaning Gun & 4ft Siphon Hose Kit For Car Engine Degreasing & Cleaning.

The ABN Engine Cleaning Gun with 4ft Siphon Hose is a durable and high-speed cleaning tool designed to blast dirt, grease, and oil quickly from engines and machinery. With its 2-way action syphon spray gun, this engine degreaser sprayer is perfect for cleaning the tight and awkward spaces in your engine bay, deck, and wheels.
Included in this kit is a 4-foot tube with a 1/4 inch inner diameter that is incredibly easy to attach and maneuver. The tube is attached to a powerful syphon spray gun that operates with a 1-HP or larger air compressor to deliver 3.0 CFM at 90 PSI, giving users great control over the flow rate for their project.
The ABN Engine Cleaning Gun features an aluminum air pressure gun, a long reach cleaning nozzle, and 4 feet of siphon tubing with a built-in solution strainer. Attached to the handle is a pressure trigger, a 1/4-inch air inlet that attaches to the supplied siphon hose, and a 1/2-inch inlet to attach an air compressor. The suction feed style gun uses air pressure to spray substances from an attached tank (tank not included).
This versatile cleaning tool can be used with compressed air and water, soaps, and other solvent cleaners to clean heavier soiled surfaces and remove unwanted messes in your engine bay, workshop, gutters, or deck. Alternatively, it can be used with kerosene, oils, and other solutions for a variety of projects. However, it is important to note that the solvent gun is not designed for use with paint.
This engine degreaser sprayer is lightweight, easy to maneuver, and reaches deep into engine bays, making it an ideal tool for any mechanic or DIY enthusiast. Always remember to wear protective equipment such as safety goggles when using air pressure sprayers.
In conclusion, the ABN Engine Cleaning Gun with 4ft Siphon Hose is a durable, easy-to-use, and versatile cleaning tool that can help you tackle even the toughest cleaning jobs around your home or workshop. Its powerful syphon spray gun and long reach nozzle make it an ideal tool for cleaning engines, machinery, gutters, decks, and other surfaces. With its affordable price and high-quality construction, this engine cleaner degreaser tool is a must-have for anyone who wants to keep their equipment and surfaces looking clean and new.
5. Aviation Grade Multi-Surface Cleaner – 1 Gallon Refill For Airplanes, Automotive, Trucks, Boats, Rvs – Heavy Duty Degreaser Spray For Engine And More

The Plane Perfect Buddha Belly Multi Surface Cleaner is a high-performance degreaser and multi-purpose engine cleaner that is ideal for use on a variety of surfaces, including airplanes, automotive, trucks, cars, boats, and RVs. This aviation-grade cleaner is designed to remove excess dirt, oils, grime, and bugs to keep your vehicle functioning optimally.
Formulated with natural, plant-based ingredients, this car, surface, and engine degreaser is safe on exterior and interior surfaces and gently lifts away impurities without damaging compartments, surfaces, or hardware. The citrus-based formula is also environmentally friendly, making it an excellent choice for those who want to reduce their carbon footprint.
This degreaser automotive spray comes in a concentrated or dilutable form, which means that it can be used as-is to provide maximum strength cleaning support or diluted to a more desirable strength based on your cleaning, surface, or vehicle needs. This feature allows you to customize your cleaning solution to achieve the best results for your specific cleaning requirements.
The heavy-duty degreaser creates a thick, high-quality foam that helps lift away dirt, oils, and grime with less scrubbing to reduce “elbow grease” and make cleaning faster and more efficient. The gentle foaming solution is crafted with a wetting agent that allows the foam to penetrate deep into the surface and dissolve the dirt and grime, making it easier to wipe away.
This simple spray and wipe formula is pH neutral, which means that it can be used on all types of surfaces, including rubber, plastic, multi-surface paint, composites, engine compartments, bike chains, and much more. The multi-surface cleaning feature of this product makes it an excellent choice for those who want a versatile cleaner that can be used on a wide range of surfaces.
In conclusion, the Plane Perfect Buddha Belly Multi Surface Cleaner is an advanced degreasing cleaner that is perfect for use on a variety of vehicles and surfaces. The natural, plant-based formula, concentrated or dilutable spray, gentle foaming solution, and multi-surface cleaning feature make this product an excellent choice for those who want a reliable and effective cleaning solution.
6. Stp Foaming Engine Cleaner & Degreaser, 32 Oz, For Cars, Motorcycles, Lawnmowers, Push Mowers & Tractors.

STP's Foaming Engine Cleaner and Degreaser is a powerful solution for any vehicle or machinery that requires a heavy-duty cleaning. With a capacity of 32 Oz, this product is perfect for cleaning and restoring the under the hood parts, plastics, vinyl, and metal of your car, motorcycle, lawnmower, push mower, or tractor. The formula is designed to cut through grease, grime, and oil, leaving your engine looking as good as new.
The heavy-duty formula of STP's Foaming Engine Cleaner and Degreaser makes it perfect for cleaning tough grease and grime that may have built up over time. Whether it's an engine that has been neglected for a while or one that has recently undergone a lot of use, this product is guaranteed to clean it up and restore it to its original condition.
The Foaming Engine Cleaner and Degreaser is also perfect for cleaning tools, automotive and small engines. The formula is designed to be powerful yet gentle enough to use on a variety of surfaces. It can remove dirt, grime, and oil from all types of surfaces, including metal, plastic, and vinyl. This product is a must-have for anyone who is looking to keep their vehicles and machinery in top condition.
The citrus scent of STP's Foaming Engine Cleaner and Degreaser is also a great feature. It leaves a fresh and clean smell after use, making it a pleasant experience to work with. The citrus scent is not overpowering, so it won't affect anyone who is sensitive to strong smells.
Overall, STP's Foaming Engine Cleaner and Degreaser is a reliable and effective solution for anyone who needs to clean and restore their engines. Its heavy-duty formula can cut through tough grease and grime, making it perfect for cleaning neglected and heavily used engines. It can restore a variety of surfaces, including metal, plastic, and vinyl. The citrus scent is a great added feature, leaving a fresh and clean smell after use. STP's Foaming Engine Cleaner and Degreaser is a must-have for anyone who wants to keep their vehicles and machinery in top condition.
7. Gunk Ceb1 Engine Shine Protector And Detailer, 15 Oz

The Gunk CEB1 Engine Shine Protector and Detailer is a powerful cleaning solution that comes in a 15 oz. aerosol spray can with a pleasant citrus scent. It is designed to eliminate greasy dirt in the home, shop, and garage, making it ideal for use by mechanics and car enthusiasts.
This 2-in-one engine cleaner and detailer can emulsify and wash away dirt, grease, and grime that collect on modern engines. It is safe to use on most under-hood rubber, plastic, and paint surfaces, and contains no silicones, which are known for creating greasy, dust-collecting buildup.
The Gunk CEB1 Engine Shine Protector and Detailer is also non-flammable, non-corrosive to metals, and has low VOC, making it an eco-friendly option. It leaves a satin-like finish that enhances the appearance of the engine and makes future clean-up easier.
With its powerful cleaning properties, the Gunk CEB1 Engine Shine Protector and Detailer is an essential product for anyone who wants to keep their engine looking clean and shiny. Its citrus scent makes it pleasant to use, and its versatility makes it a valuable addition to any home, shop, or garage.
Whether you are a professional mechanic, a car enthusiast, or simply someone who wants to keep their engine clean and running smoothly, the Gunk CEB1 Engine Shine Protector and Detailer is the perfect solution. Its 2-in-one cleaning and detailing capabilities make it an all-in-one solution that can save you time and money, while its low VOC and eco-friendly properties make it a responsible choice for the environment.
8. High-Pressure Car Engine Cleaner Gun With Plastic Hose And Siphon Spray Gun Cleaning Kit. Color: Blue.

The High-Pressure Car Air Power Engine Cleaner Gun Wash Sprayer Degreaser Tool with Plastic Hose, Siphon Spray Gun Cleaning Kit is a versatile and powerful cleaning tool that is designed to blast dirt, grease, and oil quickly from engines and machinery. This tool is mainly used for removing dirt, grease and oil from engines and machinery, but it is also suitable for blowing dust, painting, and other tasks.
The engine cleaning gun connects to a hose through the connector, and then the other connector of the hose is sunk into water, allowing water to come out. The gun sprays soap and other solvents under high pressure, making it an ideal tool for car cleaning. The kit comes with a durable hose that is designed to withstand high pressure and provide efficient cleaning.
The High-Pressure Car Air Power Engine Cleaner Gun Wash Sprayer Degreaser Tool is designed with a 2-way action syphon spray gun that offers high-speed cleaning. The ergonomic design of the gun ensures comfortable handling, while the adjustable nozzle tip controls fluid flow and spray pattern for effective cleaning.
This engine degreaser sprayer high pressure cleaning gun is built to last, with a new straight pipe cleaning air tool and long service life. The gun is also easy to use, with a simple and straightforward design that makes it ideal for both professional and DIY use.
Overall, the High-Pressure Car Air Power Engine Cleaner Gun Wash Sprayer Degreaser Tool with Plastic Hose, Siphon Spray Gun Cleaning Kit is a reliable and efficient cleaning tool that is perfect for cleaning engines and machinery. Its high-pressure cleaning power and durable construction make it a must-have for anyone who wants to keep their car or machinery clean and well-maintained.
9. High-Pressure Engine Cleaning Gun With 4ft Hose For Automotive Interior Deep Clean And Stain Removal.

The Engine Cleaning Gun is a powerful and versatile tool designed to effectively remove dirt, grease, and oil from engines and machinery. Featuring a 4ft siphon hose, this high-pressure spray gun is ideal for use in narrow and hard-to-reach spaces, making it a must-have for car detailers and DIY enthusiasts alike.
With its strong cleaning power, the Engine Cleaning Gun is capable of quickly and efficiently removing even the toughest stains and debris. Its durable construction and ergonomic design make it comfortable to use for extended periods of time, while its long reach nozzle allows for easy access to tight spaces.
In addition to its use in engine compartments and machinery, the Engine Cleaning Gun is also suitable for vehicle compressor maintenance, household cleanup, and water blowing off in various settings. This makes it a versatile and valuable tool for anyone in need of a high-quality cleaning solution.
Overall, the Engine Cleaning Gun is a reliable and effective tool that can help keep engines and machinery running smoothly and efficiently. Whether used for automotive detailing or general cleaning tasks, this versatile tool is a must-have for anyone looking to achieve a deep clean and remove tough stains and debris.
Best Degreaser For Car Engine FAQs
Can degreasers harm the finishes or paint on a car engine?
Yes, degreasers can potentially harm the finishes or paint on a car engine. It is important to choose the right type of degreaser for your specific engine and follow the instructions carefully. Some degreasers can be too harsh and may strip off the protective layer of paint or damage the surface of the engine. It is recommended to do a spot test on a small inconspicuous area before applying the degreaser to the entire engine. Additionally, it is important to rinse off the degreaser thoroughly with water after use to prevent any residual chemicals from causing damage. Overall, using a degreaser can be an effective way to remove dirt and grime from your car engine, but it is crucial to use caution and care to avoid any potential damage.
How do you properly apply a degreaser to a car engine?
To properly apply a degreaser to a car engine, you should first ensure that the engine is cool and turned off. Cover any electrical components with plastic bags or wrap to protect them from the degreaser. Spray the degreaser onto the engine, starting from the bottom and working your way up. Use a brush or sponge to scrub away any stubborn grease or grime. Allow the degreaser to sit for a few minutes, but do not let it dry. Rinse the engine thoroughly with water, making sure to remove all of the degreaser. Dry the engine with a clean towel or allow it to air dry.
It is important to choose a degreaser that is specifically designed for engines and to follow the manufacturer's instructions for application. Always wear protective gloves and eyewear when working with degreasers and avoid getting the product on your skin or in your eyes. Properly disposing of the degreaser and any contaminated towels or sponges is also important for safety and environmental reasons.
How often should you use a degreaser on your car engine?
As a professional, I would recommend using a degreaser on your car engine every six months or as needed. However, the frequency of degreasing depends on the usage of the vehicle and the environmental conditions it is exposed to. If you frequently drive your car through dusty or muddy roads or if you live in a humid or salty climate, you may need to degrease your engine more often.
When using a degreaser, it is crucial to follow the instructions on the product label and take safety precautions, such as wearing gloves and protective eyewear. Avoid spraying the degreaser directly onto electrical components or sensitive parts and rinse the engine thoroughly with water after cleaning. Regular degreasing can help remove built-up grime and dirt, improve engine performance, and prevent potential issues that may arise from a dirty engine.
Is it safe to use degreasers on all car engine parts?
I can provide a professional answer to your question.
It is generally safe to use degreasers on most car engine parts, but it depends on the type of degreaser used and the specific parts being cleaned. Some degreasers can be harsh and may damage certain materials, such as rubber or plastic. It is important to read the label and follow the manufacturer's instructions before using any degreaser on your engine.
Additionally, when using degreasers, it is crucial to protect sensitive electrical components, such as the battery and alternator, from getting wet. Covering these parts with plastic bags or other protective materials can help prevent damage.
To ensure the safety of your car's engine, it is recommended to use a degreaser specifically designed for automotive use and to avoid using harsh chemicals or abrasive materials. It is also important to rinse the engine thoroughly after cleaning to remove any residue that could cause damage or interfere with proper engine function.
What is the best degreaser for cleaning car engines?
I can provide you with a professional answer to your question.
The best degreaser for cleaning car engines is one that effectively removes built-up dirt, grime, and oil without damaging the engine's delicate components. There are many degreasers available in the market, but not all are suitable for use on car engines.
A good degreaser should be safe for use on various engine materials, including rubber, plastic, and metal. It should also be easy to apply, penetrate deep into the engine, and rinse off quickly without leaving any residue.
Some of the top-rated degreasers for car engines include Simple Green Heavy Duty Cleaner, Gunk Engine Degreaser, Purple Power Degreaser, and Super Clean Degreaser. These products are formulated with powerful cleaning agents that break down grease and oil, making it easy to scrub away dirt and grime.
Before using any degreaser on your car engine, it's essential to read the instructions carefully and follow the safety precautions to avoid any damage or injury.