Wynn's Engine Stop Leak softens and conditions oil gaskets and rubber seals, causing them to swell again to prevent further leaking. It also increases the temperature viscosity index to reduce oil loss and burning.

Wynns is a renowned brand offering a comprehensive range of automotive care products designed to enhance performance, improve fuel efficiency, and maintain the overall health of vehicles. With a rich history of innovation and expertise, Wynns offers a diverse portfolio of products including fuel additives, engine cleaners, lubricants, and treatments for various automotive systems. Wynns products are formulated to address specific issues such as fuel system deposits, engine wear, oil contamination, and power loss.