OEM specified. For dealership warranty requirements, Ultra Black ensures extended drivetrain warranty compliance. Fast-curing formula. Sensor-safe, low odor, noncorrosive. Meets performance specs of OE silicone gaskets. Retains high flexibility, oil resistant properties through use of a patented adhesion system. Temperature range -65 Deg. F to 500 Deg. F (-54 Deg. C to 260 Deg. C) intermittent; resists auto and shop fluids and vibration.