Buy it Again
STP Stop Engine Leak - 14.5 Fl. Oz.

STP Stop Engine Leak - 14.5 Fl. Oz.

Engine Stop Leak

Rejuvenates seals and gaskets. Helps stop minor oil leaks. Fortifies oil with viscosity enhancer. Lubricates moving engine parts. E-Z Flow bottle. Suitable for all seasons. Scientifically engineered for conventional and synthetic oils. Seal Swell Agent: Helps stop minor engine leaks; Helps rejuvenate seals and gaskets. High Quality Base Stock: Carrier of active ingredients to help protect oil seals and gaskets from drying out, shrinking or cracking. Viscosity Index Improver (VII): Cushions engine parts to help reduce metal-to-metal contact. 100% satisfaction guaranteed or your money back. Questions or comments? Visit or call 1-888-G04-STP1 in the USA. Made in USA.
Contains Zinc Dialkyldithiophosphate.
Product Attributes
Warning Contains: Caution: Eye irritant. Read caution on back. Avoid eye contact and prolonged skin contact. First Aid: Eyes - Rinse with water for 15 minutes. Contact a doctor if irritation persists. Skin - Wash with soap and water. Keep out of reach of children.
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.
About the Producer Armor All


Product details/images for convenience only.  Consult Product label for the most current and accurate information.  We assume no liability for any inaccuracies/misstatements about Products listed on our website/app.