Stops AND prevents engine oil leaks
- Recommended for rear main seal repair
- Stops smoke and repairs rear main seals
- Safe & compatible with ALL engine oils
- Turn off vehicle engine, allow to cool.
- Remove oil filler cap.
- Pour contents of bottle into oil reservoir, do not overfill.
- Replace filler cap.
Leaks should stop within 200 miles (300 km) of driving. If leaks continue, repairs may be necessary.