GM Exhaust sealant
08-11-2018, 10:56 PM
#1
Intermediate
Thread Starter
Member Since: May 2018
Posts: 25
Likes: 0
Received 0 Likes
on
0 Posts
GM Exhaust sealant
I recently separated the primary and secondary cats from the LT1. The connection point to the second cat had a flexible gasket that looked like permatex. Does anyone know the part number GM uses for this. It looks to be designed to seal the 2 cats with the band in place.
