Engine Stop Leak
Rejuvenates seals and gaskets and helps fortify oil with a viscosity enhancer.

- Lubricates engine parts
- Stops Leaks
- Viscosity enhancer
- 14.5 Fluid Ounces
Product Description
Over time, normal engine operation can lead to oil leaks. These occur when heat causes oil seals and gaskets to shrink, dry out, and crack. STP® Engine Stop Leak to the rescue.
How it helps:
- Stops minor oil leaks
- Fortifies oil with viscosity enhancer
- Lubricates moving engine parts
Usage Directions
Add 1 bottle to 4-5 quarts of oil and run engine for 15 minutes. Consult a trained mechanic if leaks persist beyond 1,000 miles.
Usage Frequency: Use for minor oil leaks.