Thread: Dynatech headers
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Old 09-20-2017, 01:44 PM   #31
ZO6 Bryan

 
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Drives: 02 Z06, 95 Trans Am, 2012 ZL1
Join Date: Mar 2012
Location: Southeast
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Quote:
Originally Posted by RobZL1 View Post
Are those the Kooks "green" GESI version, or their standard high flows?
The standard cats. I have had them off a few times to inspect. I think they will last just as well as oem cats if the car is tuned correctly.
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