10 Best Oil Additives To Stop Leaks Of 2022 – Review And Buying Guide

Finding the best oil additives to stop leaks that will meet all your needs can be a bit of a challenge, even for the most seasoned expert. While many companies still create good oil additives to stop leakss, the market has turned its attention toward advanced models that carry higher price points.

In our quest to find the most suitable models, we focused on features like comfort, adjustability, and durability. We recommend you take a close look at each product we listed here and see the features you need for your personal use.

Keep reading to learn more…

Top 10 oil additives to stop leaks : Editor’s Pick

10 Best oil additives to stop leaks Reviews:

1. Bar’s Leaks Oil Seal Engine Oil Burning and Leak Repair

Features :

  • This Premium Quality Synthetic Blend Works With All Types Of Motor/Engine Oil Including Regular Petroleum, High Mileage, Synthetic Blends And Fully Synthetic Formulas
  • Works In All Gasoline And Diesel Engines Including Turbocharged, Eco Boost, Hybrid And Even Racing Engines, Including 3, 4, 5, 6, 8 And 10 Cylinder Engines In All Cars, Trucks, Vans And Suv’S
  • Can Also Be Used In Heavy-Duty Applications As Well As Tractors, Boats, Rv’S, Motorcycles (Including Wet Clutch), Atv’S, Lawn Equipment
  • In Most Cases The Oil Leak Issue Will Be Repaired With A Single Dosage. However, For Best Results And To Prevent The Problems From Reoccurring, Use With Every Other Oil Change, Or Once Per Year

Additional Info :

Item Dimensions
Weight 1.1
Release Date 2017-10-03T00:00:01Z

2. Bar’s Leaks Rear Main Seal Repair, 16.9 oz

Features :

  • Seals timing cover, cam seal, rear main and other hard to stop oil leaks
  • Add to engine oil
  • Specifically designed to seal rear main leaks, but also works better than a conventional stop leak on all other leaks
  • Add entire bottle of Rear Main Seal Repair to engine crankcase (where you add oil) at or between oil changes. Do not overfill. Most leaks will stop within 100 miles or 2 days of driving
  • DOSAGE: One bottle treats 4 to 6 quarts of oil.

Additional Info :

Color Grey
Item Dimensions
Height 7.7
Width 3.4
Length 1.9
Weight 1.1
Release Date 2012-07-16T00:00:01Z

3. Lucas Oil Products LUC10278 Engine Oil Stop Leak, 1 Quart, 1 Pack

Features :

  • Product Type: Auto Oil
  • Package Dimensions: 8.89 L X 10.16 W X 30.48 H (Centimeters)
  • Package Weight: 0.953 Kilograms
  • Country Of Origin: United States

Additional Info :

Item Dimensions
Height 11.75
Width 3.35
Length 3.4
Weight 2.12
Release Date 2017-03-22T00:00:01Z

4. High Mileage Oil Treatment, Stop Leak Formula for Cars and Trucks, 15 Oz, STP

Features :

  • One 15 fl oz bottle of STP High Mileage Oil Treatment + Stop Leak
  • ZDDP oil additive prevents wear to protect your high-mileage vehicle
  • High-viscosity formula creates a thick cushion between moving engine parts to reduce friction
  • Leak stopper helps prevent engine leaks, noises and smoking and helps to rejuvenate seals and gaskets
  • Add this oil treatment to engine oil during every oil change
  • Formulated for vehicles with more than 75,000 miles

Additional Info :

Color Multicolor
Item Dimensions
Height 1.85
Width 3.65
Length 7.22
Weight 0.98
Release Date 2022-04-22T00:00:01Z

5. Bar’s Leaks High Mileage Engine Repair, 16.9 oz

Features :

  • Increases Oil Pressure
  • Reduces Friction
  • Helps Clean Internal Parts
  • Quiets Noise

Additional Info :

Item Dimensions
Height 1.35
Width 2.85
Length 7.41
Weight 1.05
Release Date 2011-12-02T00:00:01Z

6. The WIDELUX 7.3 Powerstroke Hilux Build

Additional Info :

Release Date 2020-09-05T06:16:42.277Z

7. Bar’s Leaks Axle and Differential Gear Repair

Features :

  • Seal Conditioner – stops current and prevents future leaks by protecting and reconditioning seals.
  • Extreme Pressure (EP) and Anti-Wear (AW) Agents – provide excellent metal-to-metal wear protection reducing noise and gear temperatures. Our sulfur, nitrogen and phosphorus additives meet the requirements of API GL-4 and GL-5 specifications.
  • Friction Modifier – supplements the EP/AW additives to help reduce noise and wear. This in turn helps shifting in a manual transmission and also stops chatter in limited-slip posi-traction axles.
  • Performance Additive Booster – includes tackifying agents and highly sheer-stable multigrade viscosity modifiers to keep oil on the gears and bearings where it can better lubricate, especially at higher temperatures. Pour Point Depressant (PPD) allows product to flow even at very low temps.
  • Manufactured in the USA, this product works in all manual gearboxes, differentials, open & posi axles and more. Stops pinion, axle, output shaft and other seal leaks. Reduces grinding, whining, clunking and protects gears.

Additional Info :

Item Dimensions
Height 8.8
Width 2
Length 3.5

8. Lucas Oil 10279 Engine Oil Stop Leak – 1 Gallon

Features :

  • Compatible with petroleum, semi-synthetic and full synthetic motor oils
  • Renews worn seals with no risk of damage or eventual corrosion
  • Reduces engine noise and oil consumption, while raising oil pressure
  • Contains no harmful solvents

Additional Info :

Color Multi
Item Dimensions
Height 6
Width 6
Length 4
Weight 7.841
Release Date 2012-07-23T00:00:01Z

9. BlueDevil Oil Stop Leak

Features :

  • Permanently seal seeping or dripping oil leaks
  • Made in United States
  • Package Dimensions : 3.25 L x 6.0 H x 1.0 W (inches)
  • Package Weight : 1.0 pounds

Additional Info :

Color Blue
Item Dimensions
Height 1
Width 3.1
Length 6
Weight 0.7
Release Date 2014-09-12T00:00:01Z

10. ATP AT-205 Re-Seal Stops Leaks, 8 Ounce Bottle

Features :

  • Professional strength fast acting resealer, stops leaks fast
  • Rejuivinates all rubber seals & gaskets in engines, transmissions, power steering, differentials and hydraulic systems
  • Compatible with conventional and synthetic oils, ATF, gear oil, power steering fluids and hydraulic oil
  • Does not contain petroleum distillates, will not over-swell or breakdown seals
  • 8oz bottle will treat a 6 quart capacity, adjust accordingly

Additional Info :

Color
Item Dimensions
Height 4
Width 4.5
Length 7

Buying Guide: What to Consider When Select oil additives to stop leaks

Price

How much should you expect to spend on a product like this? Is it a one-off cost, or is there some kind of recurring element?

When it comes to oil additives to stop leaks, a great value can come in many different forms. It could be a lower price, impeccable construction, and design, or higher durability. We’ll cover all of these different factors below, where we’re sharing our top picks for the best oil additives to stop leaks for the money. We’ll go over everything consumers should know to get a great value out of their oil additives to stop leaks!

Durability 

The phrase “people get what they pay for” is especially true when it comes to oil additives to stop leaks. The range in durability from person to person can be pretty substantial depending on the materials used in the construction. If someone saves $100 on a oil additives to stop leaks, but it wears out in 1 month, are they really getting a good value?

Compare that to a oil additives to stop leaks that costs $50 more but wears out after 1 or 2 years. Most people would argue that the second option is the better deal over the long term. Before purchasing, you should consider how long you want to have the oil additives to stop leaks and then read reviews to make sure you know how long you can expect it to last.

Consider Where You Purchase 

 

A vast majority of people now buy their oil additives to stop leaks online rather than going to a brick-and-mortar physical location. That’s largely because online shopping offers greater convenience, and many brick-and-mortar stores can be confusing when it comes to their models, pricing, and types.

While people can’t try out an online oil additives to stop leaks the way they can in a store, brands often come with generous trials. These allow people to try out the oil additives to stop leaks for a while and return it if they’re unhappy.

In addition, many online oil additives to stop leaks are more affordable than their in-store counterparts, because they have less overhead and have cut out the middlemen to pass savings directly to the consumer. If you purchase online, make sure to check to see if they will have to pay extra for shipping or not. A lot of the new companies offer free shipping, but not all.

Types of oil additives to stop leaks

Before even thinking about all the different oil additives to stop leaks available,  You should choose the product types that will be ideal for your task.

Design

Choosing a product based on a design that people will love can be tough. Just because you might like the look and style of it, doesn’t mean it’s the best. Below are some steps you can follow that I’ve used in the past when making decisions on which product designs to choose. Today, a lot of e-commerce sites have the same products. Naturally, it means people use product photos and videos to find the best item. Some of the tips in this article will help you choose or design a successful product.

  • Dimensions. How big are these products?
  • Materials. What are they made from? Is there an advantage to choosing one material over another?
  • Generic characteristics. What sort of features do products in this category include?
  • Product-specific functionality. Do certain products have key characteristics that others don’t? 
  • “Vs.” comparisons. Wireless or wired? Portable or desktop? Metal or wood? These are the key A/B-style decisions typically made early in the buying process.

The Verdict

Finally, we hope that our reviews about these oil additives to stop leakss will help you to choose your ideal product available on the maker. The question remains, how many of these oil additives to stop leaks will you use and how often? Some manufacturers come out with newer oil additives to stop leaks every few months. This is because they know that people want the better oil additives to stop leaks. It’s all a matter of choice and your budget. The good news is that the features of good oil additives to stop leaks tend to trickle down in price. If you start off with a cheaper version, chances are you can afford the more advanced versions of it a few months later.