Exlusive, Patented design safeguards against overheating
Locking technology prevents costly engine damage
Manufactured with the highest quality materials from an OE supplier
Maintains optimum engine performance temperatures
100% tested and calibrated
Fail-Safe Thermostats offer premium, patented technology for superior protection over any thermostat on the market. Only Fail-Safe is designed to lock in the open position when overheating occurs due to a failing cooling system component. This allows maximum coolant flow, thus preventing expensive engine damage.