Bar's Leaks Engine Oil Stop Leak Concentrate 11 oz
Bar's Leaks stop-leak concentrate seals oil leaks and restores gaskets. one bottle treats up to 5 quarts of oil; may require more for larger systems. customers note variable effectiveness and impact on oil loss and engine noise
Highlights
- seals leaks with aging seals
- universal oil compatibility
- treats per-5-quarts guideline
Pros
- seals motor oil leaks
- restores gaskets and seals
- works with all engine oils
- treats up to 5 quarts per bottle
- easy to add during oil change
Cons
- effectiveness varies by user
- may require a second application
- mixed reports on oil loss and engine noise
Best For
Features
- Stops and seals motor oil leaks from seals and gaskets due to wear and age
- Treats up to 5 quarts of oil per bottle; use 1 bottle per 5 quarts for larger systems
- Adds entire bottle to engine oil between changes; leaks typically stop in about 200 miles or 3 days
- May require a second application if leak persists; may need mechanical attention
- Compatible with all engine oils, including conventional, high mileage, and synthetic
