Ultra Red High-Temp RTV Silicone

Permatex Ultra Red High-Temp RTV Silicone

High-Temperature Gasket Maker & Sealant

Permatex Ultra Red RTV Silicone delivers professional-grade sealing and adhesion where heat resistance matters. Formulated for engine and exhaust applications, it provides a durable, sensor-safe seal that meets OE silicone gasket performance.

• Heat resistant: Withstands up to 650°F intermittent service
• Sensor-safe & low odor: Non-corrosive formula safe for oxygen sensors
• Versatile use: Ideal as a gasket maker or dressing for headers, manifolds, slip-fit exhaust parts and turbochargers
• Safe handling: Non-flammable, non-toxic and OEM specified
• Reliable adhesion: High temperature performance for long-lasting seals

Choose Permatex Ultra Red High-Temp RTV Silicone for dependable, OEM-quality sealing on high-heat engine and exhaust components.