Sealants

HYLOSIL Hi-Temp Silicone RTV Sealant - 3.0oz Tube

Permatex’s Optimum Red offers the maximum temperature resistant available today. Optimum Red ranges up to 750°F (399°C); higher than Ultra Copper and Regular RTV Red. This Maximum Temperature gasket maker is resistant to high thermal...

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...