Operating from its state-of-the-art manufacturing facility in Indiana since 1972, Calorstat by Vernet offers a comprehensive line of Thermostats, Thermostat Housings and Integrated Thermostat Assemblies, as well as Radiator Caps, Switches, and other vital components related to cooling systems.
Calorstat is a brand under the Vernet Group, one of the largest OEM thermostat manufacturers in the world since 1927. Vernet Group supplies Audi, Mercedes, BMW, GM, Ford, Porsche, VW, Toyota and other vehicle manufacturers.
What is the Difference Between Black, Yellow and Green Caps?
The color of the cap can be used to identify the vehicle's fuel compatibility. The physical cap is the same, regardless of color.
Gasoline Black is the standard Fuel Tank Cap color for vehicles that take Gasoline
Flex (E85) Fuel Yellow indicates your vehicle is Flex (E85) Fuel compatible
Diesel Fuel Green serves as a reminder that your vehicle only takes Diesel Fuel
Attention California Customers - WARNING: This product contains chemicals known to the state of California to cause cancer, birth defects, or other reproductive harm.
