Description

STP Engine Stop Leak – 300 ML | Engine Sealent

STP Engine Stop Leak is formulated to help stop minor oil leaks with a special agent to rejuvenate shrunken, dried out polymeric seals and gaskets. Plus, STP Engine Stop Leak helps fortify your oil with extra protection additives and a viscosity index improver. Compatible with regular and synthetic motor oils. Contains no solids to clog filters or inhibit flow. Will not harm oxygen sensors or catalytic converters.

FEATURES

• Helps stop minor oil leaks
• Fortifies oil with viscosity enhancer
• Lubricates moving engine parts

Directions

Pour entire bottle into crankcase, Run engine for 15 minutes. Drain at normal oil change interval. If leaks persist beyond 1,000 miles, mechanical repairs may be required. Consult a trained mechanic.