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🛡️ Seal the leak, save the ride — because your engine deserves the best!
Bar's Leaks OS-1 Oil Seal Engine Oil Burning/Leak Repair is a 16.9oz universal formula designed to stop oil leaks, renew worn valve seals, and eliminate blue exhaust smoke across a wide range of gasoline and diesel engines, including turbocharged and hybrid models. Trusted for over 75 years, it supports 3 to 10 cylinder engines in cars, trucks, SUVs, motorcycles, and heavy-duty vehicles, offering a cost-effective solution to prevent expensive engine repairs.








| ASIN | B0764H6K45 |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #11,932 in Automotive ( See Top 100 in Automotive ) #25 in Engine & Oil Fluid Additives |
| Brand Name | Bar's Leaks |
| Compatible with Vehicle Type | Car, Truck |
| Container Type | Can |
| Customer Reviews | 4.2 4.2 out of 5 stars (3,884) |
| Global Trade Identification Number | 00046087010358 |
| Included Components | 16.9 oz Oil Seal |
| Item Highlight | Repairs Leaking Main Seals and Gaskets, Renews Worn Valve Seals and Guides, Stops Oil Burning & Blue Exhaust Smoke |
| Item Type Name | Oil Seal (Engine Oil Burning/Leak Repair) |
| Item Weight | 1.1 pounds |
| Liquid Volume | 16.9 fluid ounces |
| Manufacturer | Bar's Products |
| Manufacturer Part Number | OS-1 |
| Manufacturer Warranty Description | See Manufacturer |
| Model Number | OS-1 |
| Number of Packs | 1 |
| Size | Pack of 1 |
| UPC | 046087010358 |
| Unit Count | 16.9 Fluid Ounces |
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