Permatex Ultra Blue is a multi-purpose sensor-safe, low-odor, non-corrosive RTV gasket maker. Ultra Blue is tested to OEM specifications and outperforms conventional silicones. Temperature range -65 Deg. F to 500 Deg. F (-54 Deg. C to 260 Deg. C) intermittent; resists auto and shop fluids and vibration.

Product Features:

• Tested to OEM specifications
• Sensor-safe and non-corrosive
• Will not contaminate oxygen sensors or corrode other electronic engine components
• Superior adhesion to oily surfaces with long term durability
• Eliminates the need for pre-formed, pre-cut, paper, rubber or cork gaskets