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Item #:
10066517
Bar's Leaks OS-1 Oil Seal Engine Oil Burning and Leak Repair, 16.9 oz.
Item #:
10066517
BZD 43
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
39%
In stock
Imported from USA store
QTY:
Only 6 items left in stock.
Order now and get it around Sunday, August 23
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This Professional Strength Synthetic Stop Leak Revitalizes Worn Seals and Gaskets
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What Stands Out
Dual Purpose Formula
Combines engine oil burning and leak repair with high mileage power steering repair in one product, addressing multiple vehicle issues efficiently.
High Mileage Support
Formulated specifically for high mileage vehicles, helping to rejuvenate aging seals and gaskets, ultimately extending the life of your engine and power steering systems.
Easy Application
User-friendly solution that can be added directly to the engine or power steering system, simplifying the repair process and saving time for vehicle owners.
Product Details
- DON'T GAMBLE ON AN UNPROVEN BRAND: A leaking engine, head gasket, cooling system, power steering or transmission is your one shot to avoid a bigger repair bill – reach for the brand proven for over 75 years
- REPAIRS LEAKING MAIN SEALS AND GASKETS: We have designed this product to work in all gasoline and diesel engines including turbocharged, EcoBoost, hybrid and even racing engines.
- RENEWS WORN VALVE SEALS AND GUIDES: Your vehicle is a good candidate for Bar’s Leaks Oil Seal Engine Oil Burning & Leak Repair if it does not consume more than one quart of oil per day.
- STOPS OIL BURNING & BLUE EXHAUST SMOKE: This covers 3, 4, 5, 6, 8 and 10 cylinder engines in all cars, trucks, vans and SUV’s. Our product can also be used in heavy-duty applications referencing the appropriate dosage level.
- SEAL ALL OTHER OIL LEAKS, DRIPS AND CONSUMPTION: This applies to a wide range of other motor applications too - tractors, boats, RV’s, motorcycles (including wet clutch), ATV’s, lawn equipment.
| Container Type | Can |
| Compatible with Vehicle Type | Car, Truck |
| Automotive Fit Type | Universal Fit |
| Liquid Volume | 16.9 Fluid Ounces |
| Brand Name | Bar's Leaks |
| Manufacturer Part Number | OS-1 |
| UPC | 046087010358 |
| Global Trade Identification Number | 00046087010358 |
| Manufacturer | Bar's Products |
| Size | Pack of 1 |
| Unit Count | 16.9 Fluid Ounces |
| Included Components | 16.9 oz Oil Seal |
| Item Type Name | Oil Seal (Engine Oil Burning/Leak Repair) |
| Model Number | OS-1 |
| Brand | Bar's Leaks |
| Package Information | Can |
| Vehicle Service Type | Car, Truck |
| Package Weight | 2 Pound |
What's in the box
16.9 oz Oil Seal
Who Should Buy?
-
High Mileage Vehicles
Ideal for older vehicles with high mileage, helping to reduce oil burning and leaks effectively.
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Oil Leak Issues
Perfect for users experiencing engine oil leaks, providing a sealant solution to minimize leaks immediately.
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Preventative Maintenance
Beneficial for routine car maintenance as a preventative measure against future oil leaks and burning.
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Severe Engine Damage
Not suitable for engines with significant external damage, which may require professional repairs instead.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is Bars Leaks OS-1 Oil Seal Engine Oil Burning and Leak Repair used for?
Answer: Bars Leaks OS-1 is designed to seal oil leaks and reduce oil consumption in engines. It works by creating a thicker seal around worn valve guides and piston rings, effectively preventing oil from leaking. This product can be particularly beneficial for older engines or those that show signs of oil burning. It's commonly used in everyday driving situations, especially for vehicles facing minor leaks that can lead to significant engine trouble if not addressed. -
Question:
How does Bars Leaks OS-1 Oil Seal work?
Answer: Bars Leaks OS-1 functions by utilizing advanced sealing agents that form a resilient barrier against oil leaks. When added to your engine oil, it circulates through the engine and fills in tiny gaps and fissures. This technology is based on the natural expansion and contraction properties of the engine components, allowing the sealant to conform and create a tight seal. It's ideal for situations like slow oil drips from joints or seals that are starting to degrade over time. -
Question:
Is Bars Leaks OS-1 safe for all engine types?
Answer: Yes, Bars Leaks OS-1 is generally safe for most gasoline and diesel engines. However, it's crucial to check the specifics of your vehicle's engine and any compatibility warnings from the manufacturer. It is particularly effective for engines that are experiencing wear and tear typical in older models. Users have found it effective in restoring engine seal integrity in a variety of vehicles, including cars, trucks, and SUVs, making it a versatile choice. -
Question:
How long does it take for Bars Leaks OS-1 to work?
Answer: Users typically notice improvements within a few hundred miles after application. The time frame can vary based on the severity of the leaks and the overall condition of the engine. Many drivers report a reduction in oil consumption and leaks during regular driving following the use of this product, which makes it suitable for those looking to quickly address minor oil issues without extensive repair work. -
Question:
Can Bars Leaks OS-1 fix leaks in the engine cooling system?
Answer: No, Bars Leaks OS-1 is specifically formulated for oil leak repair and is not intended for use in the engine's cooling system. If you are experiencing leaks in your radiator or cooling components, you should look for a product specifically designed for coolant leaks. Using the wrong type of sealant can lead to further engine issues, so it's important to select the right product based on the type of leak you're experiencing. -
Question:
How do I apply Bars Leaks OS-1 Oil Seal properly?
Answer: To apply Bars Leaks OS-1, simply pour the entire contents into the engine oil filler cap. It is recommended to use this product during an oil change for optimal results. Ensure that the engine is at operating temperature, as this helps the sealant circulate effectively. After application, drive the vehicle to allow the product to work into the engine components, sealing any leaks. Regular monitoring of oil levels post-application is advisable. -
Question:
Is it recommended to use Bars Leaks OS-1 with synthetic oil?
Answer: Yes, Bars Leaks OS-1 is compatible with both conventional and synthetic oils. This versatility makes it a suitable choice for a wide range of vehicles, whether you're using standard oil or a synthetic blend. Many users have incorporated it into both types of oil changes without any issues, helping maintain engine efficiency and reducing the risk of leaks across different oil formulations. -
Question:
Will Bars Leaks OS-1 cause any engine damage?
Answer: No, Bars Leaks OS-1 is formulated to be safe for your engine when used as directed. It does not contain harsh chemicals that could harm engine components. Instead, it helps to restore old seals and reduce oil leaks. Mechanics often recommend it as a preventative measure for older vehicles that may start to experience minor oil issues, enhancing overall engine longevity when used correctly. -
Question:
Can I use Bars Leaks OS-1 in a new engine?
Answer: While Bars Leaks OS-1 can be used in new engines, it's typically unnecessary unless you encounter unexpected minor leaks. This product is primarily aimed at addressing oil issues in older engines. If you are preventative in maintaining a relatively leak-free engine, using this product may not be required. However, if you do notice any signs of oil leaks in a newer engine, consulting with a mechanic for guidance is always a good idea. -
Question:
Where can I buy Bars Leaks OS-1 Oil Seal Engine Oil Burning and Leak Repair, 16.9 oz in Belize?
Answer: You can purchase Bars Leaks OS-1 Oil Seal Engine Oil Burning and Leak Repair, 16.9 oz from Ubuy in Belize. Ubuy is a reliable online marketplace that offers a wide selection of automotive products, ensuring that you can find exactly what you need. With Ubuy, you can conveniently order this product to assist with your engine's oil leak issues from the comfort of your home.
Bar's Leaks Engine & Oil OS-1 Editorial Review
Bar's Leaks Oil Seal is an engine oil leak repair solution that is designed to help repair and prevent engine oil leaks. It is compatible with all gasoline and diesel engines, including turbocharged, EcoBoost, hybrid, and racing engines. The product can also be used in heavy-duty applications like tractors and boats. It is easy to use Bar's Leaks Oil Seal; one bottle of the product is enough to treat oil capacity from 4.5 quarts (4.3 liters) to 7 quarts (6.6 liters). The product should be added to the engine after an oil change, and it is essential to ensure that the engine oil level is 1/2 quart low before adding it to the system. The product can also be used in conjunction with Bar's Leaks Engine Repair, and only one bottle should be added depending on the leaking area. Feedback from customers who used Bar's Leaks Oil Seal is mixed. While some customers have reported that the product worked great and sealed their engine oil leaks, others complained that it did not work for them, and they considered it a waste of money.
Customer Reviews & Ratings
3854 customers ratings
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5 Star
62%
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4 Star
16%
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3 Star
11%
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2 Star
3%
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1 Star
8%
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Pros
- Easy to use
- Prevents and repairs engine oil leaks
- Compatible with gasoline and diesel engines, including turbocharged, EcoBoost, hybrid, and racing engines
- Can be used in heavy-duty applications like tractors and boats
- Can be used in conjunction with Bar's Leaks Engine Repair
Cons
- Mixed feedback from customer reviews
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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BZD 43
Order now and get it around Sunday, August 23
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Only 6 items left in stock.
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Fastest cross-border delivery
Features & Benefits
- Revitalizes worn seals and gaskets
- Our strongest formula ever
- Stops all oil leaks
- Works with all types of motor/engine oil
- Works in a variety of engines including racing engines
- Can be used on a variety of vehicles and equipment
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