It is important to have the best zddp additive. We are here to help you choose the best one for your needs from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: Hyper Lube By Rislone Zddp Additive READ REVIEW

Best For Lifter Tick: Buy: Rev X Zddp Additive READ REVIEW

Best With Old Engines: Buy: Zddplus Good Product READ REVIEW

Best For Gas Mileage: Buy: Hy-Per Lube Zddp Additive READ REVIEW

Best For Manual Transmissions: Buy: Mpt Zddp Additive READ REVIEW

Best For Use: Buy: Zddplus Zddp Additive READ REVIEW

Best With Great Stuff: Buy: Eastwood Zddp Additive READ REVIEW

Best For Typical Applications: Buy: Opti-Lube Zddp Additive READ REVIEW

Best Overall: Hyper Lube By Rislone Zddp Additive

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Hyper Lube By Rislone is known for creating practical and outstanding additives for people on the go, and its line of hyper lube by Rislone zddp additive definitely falls in line with that reputation. The Hyper Lube By Rislone Zddp Additive is good for engine noise and it is good for small engines. Manufacturer says: Over the years, our company rose to international popularity, becoming a go-to for many famous users, such as the u.s. navy, not to mention professional race teams of almost every stripe. Also, the additive is great for good quality, does what it says and it is made for good stuff.

The additive is made with great stuff and it runs great. In addition, it is a nice price, works with part numbers and it is made for gasoline engines. Lastly, the hyper lube by rislone zddp additive is safe and it has added one bottle.

Almost all buyers quickly discovered that the additive can be used in older or off road vehicals. Moreover, a few also found that the additive makes unless you're trying to whip up a batch of this in your own lab. And, they also found that the additive is designed for an sg api service ratiing. Overall, at the price, they believe that they got a steal of a deal with it.

• This will shorten the warranty life of these components by about 15k miles.
• This is a must add to the crankcase.
• This ran better and it is worth the money.
• This additive might not be recommended, even with the turbo.

Best For Lifter Tick: Rev X Zddp Additive

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The Rev X Zddp Additive's high-end materials make sure that it ages well with use. The rev x zddp additive can be used in relation to engine oil for the ideal amount of protection. Rev-x zddp zinc oil additive and treatment will treat up to 6 quarts of any type of oil. With zinc, these areas will be treated with a sacrificial layer, preventing more wear than is needed to break the engine in.

The additive is great in manual transmissions, gear boxes, rear ends and any other type of oil lube where zinc is the primary ingredient to prevent metal to metal wear. Moreover, it is very beneficial for flat tappet motors, which have, as the name suggests, a flat lifter. Finally, the rev x zddp additive has changed oil and it is best for fast service.

Almost all customers agree that the additive is really necessary for older motors that have flat tappet lifter and there are no rollers that ride on the camshaft. Moreover, a few also found that the additives are starting to get concerning.

• This is made to condition new engines with flat tappets.
• Works in both synthetic and standard mineral-based oils.
• It creates an anti-wear layer at friction points to prevent metal-to-metal contact and eliminate wear.
• This works with any motor oil.

Best With Old Engines: Zddplus Good Product

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We would, of course, be remiss if we didn't mention Zddplus Good Products for daily purpose. The zddplus good product is made with fast shipping and it is good for vintage cars. By adding a small 4 ounce bottle of it at every oil change, an adequate amount of zinc and phosphorus will continue to protect your engine. Further, this is great with great stuff and it is compatible with conventional motor oils.

The additive is the only ep (extreme pressure) component which re-establishes the zddp levels that classic car engines were designed for, while allowing the car owner to use the base oil of their choice. Most importantly, the zddplus good product is an oil supplement that contains very high concentrations of the well-known additive zddp (zinc dialkyl dithiophosphate), which has been the primary ep (extreme pressure) ingredient in all quality motor oils for over 70 years.

Almost all buyers found that the additive is what is termed a flat tappet valve train and yeah it needs zddp. Moreover, a few strongly agree that the additive can be used in marine, motorcycle and tractor engines. Moreover, they also found that the additive is great for restoring ingredients missing from modern motor oil. Overall, at the price, they believe that they got a steal of a deal with it.

• It is easy to use and it is made for good stuff.
• This will certainly perform better than today’s oil.
• This is used to lubricate sliding metal to metal wear point in your engine.
• This is designed to be used with engines that are pre-catalytic converters.

Best For Gas Mileage: Hy-Per Lube Zddp Additive

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Not everyone likes to purchase additives for their daily usage, but the Hy-Per Lube Zddp Additive would be an anomoly. The hy-per lube zddp additive works well to protect the catalytic converters but leaves many older and high - performance engines without the proper ep (extreme pressure) wear protection they need to protect the cams, liters and rocker arms. Make sure this fits by entering your model number. In addition, this is designed for more power and it is smoother.

The additive is very quiet and it has a quiet engine. In addition, it maintains a strong oil film at high temperatures. Lastly, the hy-per lube zddp additive is compatible with all motor oils, including synthetic.

Most buyers found that the additive is a very good substitute for zinc phosphorous additive. Moreover, a few also found that the additive is the best oil additive for wear. Also, a few strongly agree that the amount used is 1 oz of additive per qt of engine oil.

• It provides superior wear protection even when added to oils containing reduced zddp levels.
• Reduces cold starts wear after long periods of shut down.
• Compatible with all motor oils, including synthetics.
• This provides superior wear protection even when added to oils containing reduced zddp levels.

Best For Manual Transmissions: Mpt Zddp Additive

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The Mpt Zddp Additive's material feels more premium than its price would suggest. The mpt zddp additive will allow piston rings to seat properly, while its anti-wear additives protect other engine components from excessive wear. Without adequate levels of zddp, your cams, lifters and other expensive engine bits wear prematurely. This essential additive has been greatly reduced in modern oil to lower emissions.

Most importantly, the mpt zddpadditive is a quick and easy, reasonably priced solution to this potentially expensive repair problem.

Almost all buyers found that the additive would clog the catalytic converter. In addition, they strongly agree that the additive can be used in a classic truck engine. In short, for most buyers, Mpt product was what they were looking for.

• This is great with great stuff and it works well for especially during break-in.
• Not for use in passenger cars.
• Industrial, off-road and racing applications only.
• It provides superior engine protection, especially during break-ins.

Best For Use: Zddplus Zddp Additive

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Not everyone likes to purchase additives for their daily usage, but the Zddplus Zddp Additive would be an anomoly. The zddplus zddp additive is an oil supplement that contains very high concentrations of the well-known additive zddp (zinc dialkyl dithiophosphate), which has been the primary ep (extreme pressure) ingredient in all quality motor oils for over 70 years. Make sure this fits by entering your model number. Further, this is compatible with all conventional and synthetic oils intended for automotive use.

Most importantly, the zddplus zddp additive is the only ep (extreme pressure) component which re-establishes the zddp levels that classic car engines were designed for, while allowing the car owner to use the base oil of their choice.

One customer says - "goes in all my engines with roller rockers. ". Almost all buyers found that the additive is good for catalytic converters, primarily the reason it's no longer used.

• Prevents premature cam and valve train failure.
• Good investment for the long term.

Best With Great Stuff: Eastwood Zddp Additive

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The Eastwood Zddp Additive should be able to handle its purpose and duties with ease. Make sure this fits by entering your model number. However, the u.s. government recommended that zddp no longer be put into domestic motor oil starting in 1989, so today's motor oil won't provide the zddpadditive your older engine needs if you add this zddp oil additive. In short, with a 5.0 rating and more than 96 buyers, the Eastwood zddp additive stands as the best choice.

"Costs more, but it's worth saving your engine. " - says, one customer. Therefore, customers were very happy to recommend it to friends and would-be buyers.

• Zddp alters bearing and journal surface characteristics to prevent metal-on-metal contact.
• Add a 4-oz bottle of zddp to every 4-6 quart oil change.
• Zddp reduces the tendency of parts to scuff or gall under heavy loads.

Best For Typical Applications: Opti-Lube Zddp Additive

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Next on the list, we've got yet another additive that manages to win our hearts. It's the Opti-Lube Zddp Additive and it's widely considered as one of the most convenient additives you can buy. The opti-lube zddp additive can be used in most lubricants but is very effective. Opti-lube’s zddp oil fortifier is a high-tech lubricant enhancer and is designed to be added to the lubricants you use now to reduce wear and extend the life of your engine. Moreover, it is designed to reduce this effect with chemical additives.

Finally, the opti-lube zddp additive has improved fuel economy, has lowered oil temperatures and it has reduced friction.

A few strongly agree that this oil fortifier is magic. In conclusion, for most customers, it was just what they wanted.

• This reduces energy loss created by friction.
• This is best for fuel economy and it is great for typical applications.
• Delivers what they promise.