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.