We have been a proud installer of Jasper products for over 2 decades. We have always been very pleased with the products, service, and support they offer to us the installer. The best attribute they have is the Warranty. It is very comforting to us that when we sell their product, we KNOW it is backed 3yrs. or 100k miles. Also, that is nationwide and fully transferable. Now my customers have something they can count on. – Scott M.