STP® Engine Stop Leak Rejuvenates seals and gaskets and helps fortify oil with a viscosity enhancer.
Rejuvenates seals and gaskets
- HELPS STOP MINOR OIL LEAKS
- FORTIFIES OIL WITH VISCOSITY ENHANCER
- LUBRICATES MOVING ENGINE PARTS
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!
Use for minor oil leaks.
Try the complete line of STP® Oil Additive products, including Oil Treatment and Smoke Treatment.
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