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Old 01-09-2021, 02:07 PM   #4
AZIROC

 
Drives: '86 IROC-Z '18 ZL1
Join Date: Jul 2019
Location: Arizona
Posts: 932
Quote:
Originally Posted by 95 imp View Post
Perhaps the exhaust manifold or the connection to the exhaust is just a little loose. When cold, it shrinks enough to leak. As it warms up, the metal expands and reseals the leak.



Just because of the exhaust noise, this is what im thinking.
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