Tiger Patch Muffler & Tailpipe Wrap, 2" x 36" Tape Professional size Tiger Patch heat seals itself to muffler or tailpipe for a permanent repair. Mechanic approved, will stop exhaust noise and seal out dangerous fumes. Sets in just 20 minutes. No tools necessary. Chemical resistant to automotive fluids, oils and road salt. Temperature range up to 1900 degrees Fahrenheit.