If you have a hole or even just a crack in your vehicle's tailpipe, joints, or catalytic converter, Permatex Muffler and Tailpipe Putty will help with your repairs. A black sodium silicate-based sealer, this putty will reliably repair holes and cracks in mufflers.

How easy is it to use?

This pack includes two 56g bags that fully cure in 24 hours and are easy to use with no mixing required. It is long-lasting, shock-resistant, and temperature resistant up to 1000¬?C, making sure that your repairs stay strong, even when under stress.