Headers and exhaust smog - Pontiac GTO Forum
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post #1 of 3 (permalink) Old 02-01-2018, 08:11 PM Thread Starter
 
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Headers and exhaust smog

In the city I’m in they smog for inspection and I was wondering if anyone else has to go through smog testing too and what full exhaust did y’all use
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post #2 of 3 (permalink) Old 02-02-2018, 10:18 AM
 
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People in smog states either keep the stock exhaust or do Carb approved shorty headers. Definitely have to keep cats in the system as well.

2006 GTO M6

Motor - Stock with Vararam
Bunch of suspension
Bunch of brakes
Stock tune

365/368 std
12.81 @ 110.6 2.03 60'
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post #3 of 3 (permalink) Old 02-02-2018, 04:33 PM Thread Starter
 
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Carb? Approved headers?
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  Pontiac GTO Forum > The 2004-2006 GTO > Intake and Exhaust Discussions

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