Holt Lloyd or “Holts” has been solving car problems since 1919, and for over 100 years, we have been working hard to keep your car on the road. Using our years of expertise, Holts prides itself on developing products to eliminate those clunks, leaks and squeaks that develop over time, with as little fuss as possible. With ownership of consumer brands such as Redex, Simoniz, Prestone, and Holts, we manufacture and distribute some of the most well-known and trusted brands in the automotive industry today.