The 11 Best Diesel Engine Oil cleaners (2023 reviews)

• Date : August 18, 2023
• Categories : Engine And Parts Fluid Cleaners

There are several advantages of having a diesel engine oil cleaner. Let’s take you step by step, type by type, and find the best diesel engine oil cleaner for you.

Our review process: Show/Hide

Our Top Picks:

Best Overall: Buy: BG Diesel Engine Oil Cleaner READ REVIEW

Best For Diesel: Buy: Gumout Diesel Engine Oil Cleaner READ REVIEW

Best For boat: Buy: sea foam Diesel Engine Oil Cleaner READ REVIEW

Best For painted wheels: Buy: chemical guys Diesel Engine Oil Cleaner READ REVIEW

Best For motorcycle: Buy: Gunk Diesel Engine Oil Cleaner READ REVIEW

Best For Engine bay: Buy: Griots garage Diesel Engine Oil Cleaner READ REVIEW

Best enough Engine Degreaser: Buy: Sonax Diesel Engine Oil Cleaner READ REVIEW

Best With Every single combustion Engine: Buy: Liqui Moly Diesel Engine Oil Cleaner READ REVIEW

Best For Cleaning up Engine: Buy: motorkote Diesel Engine Oil Cleaner READ REVIEW

Best tough grease: Buy: Washwhips Diesel Engine Oil Cleaner READ REVIEW

Best Mileage: Buy: Ferrari Maserati Of Washington Diesel Engine Oil Cleaner READ REVIEW

Best Overall: BG Diesel Engine Oil Cleaner

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Bg line of cleaner come in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. This item is an oil additive. The EPR works better in a hot engine. It goes in just before an oil change to lube and clean out the engine. The oil has a very very strong odor to it. This is meant to be run in your engine for up to 15 minutes before your oil change. This stuff is seriously strong and concentrated and BE CAREFUL when it burns.

• Runs fine, no issues, no leaks and no consumption
• Restores life to nearly any engine
• Highly recommend for anybody chasing “ghosts” in their engine
• Works for up to 10 qt oil capacity, so 1 can will do

Best For Diesel: Gumout Diesel Engine Oil Cleaner

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If you often find yourself scrambling for appropriate and satisfactory cleaner, gumout diesel engine oil cleaner should be your first option for buying. It's a petroleum-based product, of course it can be used in the oil. It cleans and conditions using premium ingredients, like pea (polyether-amine), to help maximize performance, fuel economy and engine life. It is designed to spray into the air intake on gdi engines. It improves gas mileage and also reduces engine vibration in idle.

The product is designed to clean fuel deposits that collect on injectors and in carbs as well as ignition deposits on exhaust values. The car overall feels like it doesn't require as much foot on the pedal, more responsive, even smoother at lower speeds in rush. It is easy to pour directly into the gas tank.

• Keeps fuel lines and engines clean
• Good investment for long term

Best For boat: sea foam Diesel Engine Oil Cleaner

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Compared with other cleaner in this category, the sea foam diesel engine oil cleaner has a convenient design. This stuff is amazing for fogging your 2 stroke motors. Unlike tank additives, sea foam spray works through a gas engine’s upper air intake to dissolve harmful deposits and residue buildup from intake runners, intake valves, and combustion chamber areas. It cleans well, dissolves quickly, and with no smoke out the tail pipe. The cleaner really cleans carbon deposits in a combustion chamber if you follow instructions carefully.

This product is for spraying into the air intake. The location of the throttle body manifold and the fact that you have to get the car to operating temperature means that you have to keep your darn hand 7-10 minutes right over or near the cooling fan. The motor will slightly choke a bit but keep going til you use up the can. You can use this on any car that has an air intake and gasoline valves.

• Strong product for cleaning carbon build up
• Incredible job at cleaning and lubricating
• Cleans gummed up carbs and keeps them clean
• Works wonderful and keeps things nice and clean

Best For painted wheels: chemical guys Diesel Engine Oil Cleaner

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate cleaner. The chemical guys diesel engine oil cleaner is exactly that - it's a simple cleaner that hits all the right notes. The Signature series orange degreaser is perfect for removing heavy mud, dirt, and grime from your off-road and 4x4 vehicles. It is tough enough to clean tough dirt and grime but gentle for rims and wheels. It is blended with powerful citrus extracts and hyper surfactants to easily cut through and separate grease and oil from any surface. It makes quick work of tire shine buildup with light to moderate scrubbing.

It removes automotive grease extremely well, applies very well with its spray bottle. It is great for brightening up fender wells/suspension components. The powerful formula is great at cleaning greasy suspension and differential parts leaving every inch of your car or truck looking great all year round. It is good for engines but works tremendously on coffee pots too.

• Removes stains from cloths, not as good as greased lighting orange but pretty good
• Great de-greaser, easy to make it go a long way
• One of the new comers and featured product

Best For motorcycle: Gunk Diesel Engine Oil Cleaner

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If you often find yourself scrambling for appropriate and satisfactory cleaner, gunk diesel engine oil cleaner should be your first option for buying. This will make your car's engine look Brand New like they did when you drove it out of the dealership lot. It is easy to use and is effective cleaning engines. It cleans and is easily removable as well as hosing it right off. It is applied as a foam but it changes as it cleans.

The engine compartment is sealed off from the passenger compartment to prevent any exhaust fumes from entering. It will clean your engine lovely. There is no heating or ac ducting in the engine area. It makes the whole engine pop out and looks amazing.

• Covered battery and electric components with plastic shopping bags, apply foam, wait 10 minutes
• Just spray and rinse off, very easy
• Cover your battery, alternator, distributor, and any exposed electronic connections

Best For Engine bay: Griots garage Diesel Engine Oil Cleaner

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We would, of course, be remiss if we didn't mention griots garage diesel engine oil cleaner for regular usage. If you are doing basic cleaning on your engine bay, this is the product for you. It is great for engines that are at least moderately kept. It cleans engine parts and readies your power plant for dressing. It looks good as new additionally it is great for 98, 000 miles.

The advantage of the air pump sprayers is you can apply a very fine spray of water to get into difficult areas of the engine bay. It’s not as strong as some other cleaners like simple green but will not discolor plastics in your engine bay like other cleaners. It is easy to use clean well, but needs to shine it off with protectant for showroom look, no frills application, easy to clean off with water. There are some areas of the bay that are painted and this product has no way damaged the finish.

• Very effective on grease and oil
• Great engine cleaner that is gentle o the engine
• Good brand reputation

Best enough Engine Degreaser: Sonax Diesel Engine Oil Cleaner

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Best part: sonax diesel engine oil cleaner costs comparatively low and it is available to ship in 24 hours. It is a worldwide car care brand manufacturing premium products for optimum maintenance, protection and rejuvenation of vehicles. It comes with 70 years of continuous research and development of sonax car care products that last longer, perform better and shine brighter than the competition. It cleans the engine bay very well. It cleans well and doesn’t leave any residue. It is ideal for handling the toughest jobs that other degreasers can’t handle. It does a better job in the plastic components. It is easy to apply and wash off.

• Doesn't leave greasy/shiny residue like other cleaners
• Good enough engine degreaser that was easy to apply and wash off
• Works great and easy to use

Best With Every single combustion Engine: Liqui Moly Diesel Engine Oil Cleaner

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If you want nothing but the best desirable cleaner, then liqui moly diesel engine oil cleaner is the one you should definitely consider, as it manages to bring a lot to the table. This company makes fantastic additives for all different types of motors. The 20250 is a fuel system additive, meaning you put it in with a certain amount of fuel and it cleans the intake, valves and combustion chamber. This is compatible with every single combustion engine. The key is make sure you also change the oil after you’ve run this product through your engine. It also prevents corrosion in the fuel system.

The truck series is a larger container to account for the increased fuel capacity of a full size truck. This will work great in any gasoline engine.

• Cleans the injection system as well as the intake valves and combustion chamber
• Optimizes emissions values and engine performance
• Eliminates starting problems and rough engine running

Best For Cleaning up Engine: motorkote Diesel Engine Oil Cleaner

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Compared with other cleaner in this category, the motorkote diesel engine oil cleaner has a convenient design. It provides a coating to eliminate friction in diesel injectors.

• Excessive wear, build up of harmful chemical oxidation
• Frictional drag, noise and vibrations in lifters and valves, blow-by and helps smooth idle
• Good brand reputation

Best tough grease: Washwhips Diesel Engine Oil Cleaner

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Washwhips offers a variety of cleaner for personal choice and yet maintaining quality in all the variants. This product is a must have in any garage. It is great for even the toughest of jobs. A few sprays of this and decades of grease lifted right off the floorpan effortlessly. It is also great at removing dirt and grime and leaving the engine with a shine to it. It’s shined it up so great, and it’s safe to use.

Compared to other engine degreasers, this one has a nice citrus scent to it. You can use a non-metallic bristled brush to agitate the grease & grime buildup. The packaging is great and pump spray works without any problems.

• Ineffective at cleaning and degreasing, but fantastic for coating/polishing your car
• Good at cleaning grease but takes a couple passes
• Degreases and lifts grime without scrubbing much
• Nice professional looking bottles and products

Best Mileage: Ferrari Maserati Of Washington Diesel Engine Oil Cleaner

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Best part: ferrari maserati of washington diesel engine oil cleaner costs comparatively low and it is available to ship in 24 hours. These heavy deposits can impede normal piston-ring function. It can restore fuel economy and power. It goes into the oil so you take off the oil cap and pour in. It cleans up the engine a bit and slows oil burning at 224, 000 miles and helps it run smoother.

This is the GOLD standard to remove deposits. It removes carbon sludge and other "stuff" better than other engine flush products. It allows safe extended oil change intervals.

• Continuous thermal and oxidative breakdown contributes to oil thickening, heat retention and deposit formation
• Good preventative maintenance for older / high-mileage cars
• Better performance and less stress feel on emgine