Why choose K-Seal?
How to Use K-Seal®
How to Use K-Seal® ULTIMATE
How to Use K-Seal® HD
How Does K-Seal® Work?
Diagnose Your Engine Problems
Where to Buy
What do customers think of K-Seal?
31st October 2018
“K-Seal is the best stop leak I’ve used! This product stops leaks like no...
Mark Willis, UK
30th October 2018
Top Pick Up racer Mark Willis found himself in a spot of bother at...
The Car Doctor – Pontiac
2nd July 2018
The Car Doctor uses K-Seal in a 06 Pontiac with a Head Gasket Leak.
Stuart Brooks, USA
30th January 2018
Had a very Small Oil Leak at the Head Gasket on my 67 Mustang...
Gerry Victor, USA
8th January 2018
I seriously doubted many claims about you product but I tried it. A year...
Arthur Stone, USA
Hello just wanted to thank you for your awesome products. your products are Great....
Donald Yates, USA
6th September 2017
I used your K Seal for the first time yesterday, 8/30/17. Was helping a person with...
Mark Henicle, Pennsylvania
25th July 2017
I put this in my 2005 Cadillac XLR and fixed the issue, I am...
Christine Young, South Carolina
24th July 2017
Your product is a miracle product. I had a leak in my water pump...
Head Gasket Failure? Cracked Head or Block?
Where to buy