J-B Weld Exhaust System Sealant is a heat resistant paste that is used to seal gaps, smooth seams or seal pipe connections within an exhaust system reassembly or repair. The paste is resistant to temperatures up to 850°F with negligible, if any shrinkage.Temperature resistant sealantWithstands heat up to 850ºF / 454ºCSets in 30 minutesNon-shrinking
GREAT FOR
MufflersTail Pipes
Exhaust Systems
Catalytic Converters
Automotive & Machine Parts
USE ON
Automotive
Metal
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