Permatex Muffler & Tailpipe BandageEpoxy-impregnated fiberglass bandage chemi- cally welds mufflers and tailpipes. Permanently repairs holes and leaks in exhaust systems saving costly part replacement. Seals out poisonous fumes to temperatures of 800F (426?C).Suggested Applications: Mufflers and tailpipes on automobiles, trucks, tractors and farm equipment