High Mileage Oil Treatment, Stop Leak Formula for Cars and Trucks, 15 Oz, STP
- One 15 fl oz bottle of STP High Mileage Oil Treatment + Stop Leak.
- ZDDP oil additive prevents wear to protect your high-mileage vehicle.
- High-viscosity formula creates a thick cushion between moving engine parts to reduce friction.
- Leak stopper helps prevent engine leaks, noises and smoking and helps to rejuvenate seals and gaskets.
- Add this oil treatment to engine oil during every oil change.