We consider a do theywork car oil additive to be a worthy investment in the long run. Let’s take you step by step, type by type, and find the best dothey work car oil additive for you.

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Our Top Picks:

Best Overall: Buy: Tufoil Do They Work Car Oil Additive READ REVIEW

Best For Manual Transmissions: Buy: Lucas Oil Oil Stabilizer READ REVIEW

Best For Lifter Tick: Buy: Lucas Oil Do They Work Car Oil Additive READ REVIEW

Best With All Commonly Used Filter Systems: Buy: Liqui Moly Do They Work Car Oil Additive READ REVIEW

Best For Older Engines: Buy: Liqui Moly Oil Additive READ REVIEW

Best For More Power: Buy: Tribotex Diesel Treatment READ REVIEW

Best With All Oil Types: Buy: Slick 50 Do They Work Car Oil Additive READ REVIEW

Best For Non Roller Rocker Arms: Buy: Zddplus Do They Work Car Oil Additive READ REVIEW

Best For Rod Knock: Buy: Tribotex Do They Work Car Oil Additive READ REVIEW

Best For Gasoline: Buy: Resurs Do They Work Car Oil Additive READ REVIEW

Best Overall: Tufoil Do They Work Car Oil Additive

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Compared with other additives in this category, the tufoil work car oil additive has a design with broader appeal. The Tufoil work car oil additive changes the oil and it works well with stock cam. Helps your engine start easier, run cleaner, faster, and longer. Further, the additive lasts much longer, has changed into oil and it is great for electric motors.

Finally, the tufoil work car oil additive will then make the decision to extend oil changes accordingly.

Most customers agree that the additive can settle which won't mix well once it drops to the bottom of the oil pan. And, a few also found that the additive has been that way for every vehicle sold. Moreover, a few strongly agree that this stuff is the real deal and not some phony additive. To sum up, at the price, they believe that they got a steal of a deal with it.

• This is used for the suspension solution is like stp.
• This can be used on 3 different vehicles of varying age and mileage.
• This is used to be a reddish color from the teflon and additives.
• This reduces engine heat by lowering friction.

Best For Manual Transmissions: Lucas Oil Oil Stabilizer

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The Lucas Oil Oil Stabilizer should be able to handle its purpose and duties with ease. The lucas oil oil stabilizer is great for oil leaks, is designed for a great price and it allows for light enough for an import. Make sure this fits by entering your model number. In addition, this reduces friction for increased power and mpg.

The additive is good for good oil, is used for great products and it is made for good stuff. Most importantly, the lucas oil oil stabilizer is designed for the rear differential and it is worth the money.

Almost all customers agree that the additive can be particularly useful for shared-sump bikes, of all types. of. Also, they also found that the additive reduces friction for increased power and mpg. In addition, a few say that the oil stabilizer does not have the seal swell additives and the engine stop leak does not contain the same additive package as the oil stabilizer.

• Eliminates hesitation, rough idle, stalling, and poor fuel economy.
• The price is good and it does the job.
• This is used with your synthetic oil.
• This is better than Lubro moly motor oil saver.

Best For Lifter Tick: Lucas Oil Do They Work Car Oil Additive

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The Lucas Oil line of additives comes in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The lucas oil does work. The car oil additive runs flawlessly, feels like new and it slows the burn. Use luca oil stabilizer in gear oil to stop leaks, reduce operating temperatures and increase the life of the gear oil. Moreover, this is pure petroleum, it can safely blend with all other automotive lubricants, even synthetics, atf, and mineral oil.

Above all, lucas oil does work. car oil additive quiets the engine and it does the job.

Most buyers agree that the additive can be used in big turbo diesel engines. Check with lucas. Moreover, they strongly agree that the additive is priced 3 to $5 lower than at an auto parts store. In conclusion, buyers found this to be one of the best additives for daily purposes.

• For use in any engine, gasoline or diesel.
• This is super thick and will take 40 minutes to drain from the bottle.
• This is a very good buy and shipping is great.
• This works great and it is great for piece of mind.

Best With All Commonly Used Filter Systems: Liqui Moly Do They Work Car Oil Additive

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The liqui moly do workcar oiladditive is suitable and reliable and fits well with your daily use. The liqui moly do work caroil additive provides wear protection for engines, transmissions, pumps and compressors. Manufacturer says: As a hotbed of ideas with Swabian roots and a conscientious global player, we only research, develop and manufacture in Germany, even today. And, this is great for peace of mind, has changed oil and it comes with a car is quieter.

The additive is great with great stuff, is much more and it is made worth the money. Finally, the liqui moly work. Oil additives are made from raw material deliveries, to production, right through to shipment.

Most customers found that the additive is sooooo quiet now and accelerates so much better. Also, they say that the additive takes up to 2 seconds for the oil pressure to build up within the engine. Further, a few strongly agree that the diesel additive they sell worked wonders after running the engine for about 30 minutes, Yes there is a noticable difference.

• This is very quiet and it allows for better gas mileage.
• This provides a noticeable difference in fuel economy or anything else.
• This is done by an engine with a low mileage of 24k miles.
• This does make the engine noticibly quieter.

Best For Older Engines: Liqui Moly Oil Additive

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Liqui Moly offers a variety of additives for personal choice and yet maintains quality in all the variants. The Liqui Moly Oil Additive is made by liqui moly, not just lying around. The Manufacturer says: An impressive result that reflects both our exceptional quality and our continuity. In addition, the additive comes with great stuff, has miles per gallon and it is very quiet.

Lastly, the liqui moly oil additive is perfect for oil burning, changes the oil and it works well for new cars.

Most buyers agree that the additive works well, but its benefits are really evident the longer one keeps the car. And, they say that the additive is easy to believe that the engine sounds different. Also, they also found that the mos2 is a friction reducer and, although it does have moly content, it does not boost the moly content in the oil.

• This used to be a real p.i.t.a.
• These are new productions as advertised.
• This reduces friction and tolerates high loads, in certain situations.
• This allows for less wear and it is made worth the money.

Best For More Power: Tribotex Diesel Treatment

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If you often find yourself scrambling for an appropriate and satisfactory additive, Tribotex Diesel Treatment should be your first option for buying. The tribotex diesel treatment can see the wear and damage reversing affects of the tribotex dlc (diamond-like carbon) coating are evident after the treatment. Before treatment, this typical piston ring (see photo), a major component to the correct function of an engine, is scratched and damaged (see arrow) from 120, 000 miles of highway driving. In addition, it has better acceleration, runs great and it can compensate for engine wear.

The additive is a more powerful dose for bigger engines. Finally, the tribotex diesel treatment reduces friction 10x better than engine oil alone.

Most buyers agree that the additive is recommended to reapply once a year if the engine is a daily driver. And, a few say that the additives are not as apparent as in older engines, so the difference is less perceived. Moreover, a few say that the machine uses the additive for 40, 000 miles. Overall, most customers found the additive suits best, and no one questions it.

• This is also non-toxic, safe, and made by scientists in the USA.
• This has changed oil and it is for gasoline engines.
• This definitely shows its age with how it performed.
• This does state the effects will be noticeable after 500 miles.

Best With All Oil Types: Slick 50 Do They Work Car Oil Additive

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Slick 50 makes beautiful and great additives with classic and smartly chosen materials. The Slick 50 Do They Work Car Oil Additive is great with great stuff and it is designed for electric motors. Make sure this fits by entering your model number. Also, the additive is used at every oil change and it can compensate for engine wear.

The additive protects against engine friction and it changes the oil. Above all, the slick 50 does work car oil additive works with all oil types, weights, and viscosity including synthetic oil, synthetic blends, and conventional or mineral oil-based.

Almost all buyers opine that the additive has given great performance and longevity. Moreover, they strongly agree that the additive actually deprives parts of lubricant. Further, a few say that the additive that will 100% work to extend engine life and that's an engine pre-oiler system. In short, for almost all buyers, Slick 50 product was the most suitable.

• Use every oil change for maximum effectiveness.
• Replace 20% motor oil with slick 50 classic engine treatment cerflon ptfe 32 ounce.
• This is easy to use and it has prevented engine sludge.
• Its advanced cerflon technology protects your engine, while resisting chemical breakdown.

Best For Non Roller Rocker Arms: Zddplus Do They Work Car Oil Additive

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Compared with other additives in this category, the zddplus workcar oil additive has a convenient design. The Zddplus Do They Work Car Oil Additive would be perfect with fast shipping and it is made for good stuff. Make sure this fits by entering your model number. In addition, the additive is compatible with synthetics and it works great.

Lastly, the zddplus dothey work car oiladditive is compatible with conventional motor oil and it is used for classical cars.

Almost all customers opine that the additive is used to buy more expensive valvoline vr1 motor oil in order to get the zinc additive that these older engines need. Further, they strongly agree that the additives are important for older cars. Moreover, they say that the additive can be used in marine, motorcycle and tractor engines.

• This does not matter what engine it is used in.
• This is what is termed a flat tappet valve train and yeah it needs zddp.
• This will certainly perform better than today’s oil.
• This is great for non roller rocker arms.

Best For Rod Knock: Tribotex Do They Work Car Oil Additive

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Next on the list, we've got yet another additive that manages to win our hearts. It's the tribotex. They work as a car oil additive and it's widely considered as one of the most convenient additives you can buy. The tribotex does work. caroil additive is compatible with all types of motor oil and can be used in gas or diesel engines. No matter what you drive, bearings in engines wear away from use and become noisy, but one tribotex treatment can replace this worn away material with a strong coating that endures multiple oil changes. In addition, this was constructed with over one million dollars of research and development support from the national science foundation, air force and nasa.

Most importantly, the tribotex does work. car oil additive is also great for helping some smoking lawn mowers.

Almost all customers agree that the additive is meant to coat all the internal parts to prevent friction and ware, and increase horsepower. Further, they say that the additive is noticeably driving better.

• This will pay for itself in no time.
• This lubricates better, with less friction.
• Improves fuel consumption and reduces engine noise.
• This is a revolutionary breakthrough in engine coating technology.

Best For Gasoline: Resurs Do They Work Car Oil Additive

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The best part: resources do work. Oil additive costs are comparatively low and it is available to ship in 24 hours. The research theywork on car oil additives is incredible, is great for oil burning and it has changed oil. Make sure this fits by entering your model number. And, this restores worn parts to their factory characteristics by up to 70.

Most importantly, the resurs do work car oil additive is compatible with all types of oil.

Almost all buyers quickly discovered that the additive is compatible with all types of oil. Also, they say that the additive is suitable for diesel, gasoline, lpg engines. Further, they say that the additive is used for cars that have driven more than 60, 000 miles. With no doubts, this additive passed the test and had very satisfied buyers eager to share their experience.

• This is not classified as a hazardous substance for the environment.
• Increases engine compression up to 40%.
• Protects engine parts from wear & tear.
• Decreases fuel consumption by up to 7%.