02-14-2020, 11:46 AM
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Ultimate Warrior
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Join Date: Dec 2011
Location: Chula Vista, CA
Posts: 1,497
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https://forums.maxperformanceinc.com...55#post5696155
If I read this right the general consensus was that black head pipes were a service replacement part and not factory installed.
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Ed
1968 GTO (Thanks Mom)
2006 Silverado
2007 Cadillac SRX
2015 Chevy Express 
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