One Seal Stop Leak (1334)

  • How can this product work in different types of systems?

    It is because the 11 ounce concentrated size is 100% stop leak, no carrier fluid. This allows it to be compatible with engine oil, transmission fluid and power steering fluid for any vehicle.

  • How does Bar’s Leaks One Seal Stop Leak work?

    After many years and miles, seals and gasket tend to dry out and shrink. Bar’s Leaks revitalizes these seals and makes them soft and pliable again.

  • How much Bar’s Leaks One Seal Stop Leak do I install?

    Our 1334 (11 oz.) is designed for one bottle to treat one engine oil, transmission fluid or power steering leak in a standard passenger car or light truck.

  • If first application does not completely stop leak, may I add another bottle?

    Yes, you can install a second application for hard to stop leaks. If your leak still persists after a second application, then mechanical attention may be required.

  • If I install more than the required amount, will it work faster or better?

    No, we have formulated our product to work best at the suggested dosage amount.

  • How long does it take to start working?

    Bar’s Leaks One Seal Stop Leak starts working the minute you install and start driving the vehicle. You will usually see results in about 200 miles or three (3) days of driving.

  • Will Bar’s Leaks One Seal Stop Leak clog my filter?

    No. Unlike our cooling system product, Bar’s Leaks One Seal Stop Leak has no particles to plug the leak, it works chemically to stop leaks in gaskets and seals.

The Bar’s Leaks One Seal Stop Leak effectively seals all minor engine oil, transmission and power steering system leaks. This one-stop leak seal is the tool you’ve been looking for to take care of the puddles forming underneath your car without an expensive trip for professional service. It’s specifically designed to stop seal and gasket leaks caused by normal wear and age. It works with all engine oil, transmission fluid and power steering fluids. It’s also compatible with diesel and turbocharged engines. You benefit from a proven product that will stop leak without any knowledge or expertise required.

Now all you have to do is follow our easy installation process or contact our support team so you can get your car back on the road. That’s why Bar’s Leaks exists: our goal is to help you solve your problems as quickly and as inexpensively as possible. There’s no good reason why leak seals and other solutions must cost an arm and a leg — not when there’s a perfectly effective, inexpensive, easy-to-use leak seal product from Bar’s Leaks.

Your Go-To Source for Car leak Repairs

Not all leak seal products are created equal. In fact, here’s a secret many brands don’t want you to know: their products can make things worse rather than better. Bar’s Leaks offers an attractive alternative to brands that would lead you astray. For nearly 70 years, we’ve specialized in chemical repair solutions for a range of automotive issues, including leaks related to transmission, power steering, engine oil, head gasket, cooling systems and more. Our products are designed for ease-of-use, even if you have no advanced automotive knowledge. And they work quickly and effectively so you get back on the road, where your car belongs.

As America’s most trusted stop leak brand, we strive each day to live up to our legacy of innovative products that deliver results. We have a team of top-flight chemical engineers who are always developing new and effective products that work on the latest automobile technology on the market. These products include time-tested formulas that are effective in stopping mild to moderate leaks. When you need a leak seal for an aging or new vehicle, Bar’s Leaks is here with a suite of products that connects you to the perfect solution.

Learn where to find Bar’s Leaks One Seal Stop Leak Today.

Leave a Review

  • “I got this for an oil leak, and I had my doubts because the price is so cheap. I'm impressed - works well and quickly, and it stopped my leak within 10 minutes. Was recommended to me by auto store employee. Would buy again if I had another problem. A+. I have a 2003 Ford F-150.”

    Bobby M. - Queens, N.Y.
  • “Affordable and effective - I tried this for an oil leak in my son's 2005 Pontiac Grand Prix. Worked exactly as described, easy to use and install, no mess, no clean up. Worth it.”

    Tanner B. - Bloomfield, MI