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      01-17-2012, 12:03 AM   #49
328i M-Sport
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Drives: 2011 328i M-Sport Sedan
Join Date: Sep 2011
Location: NYC

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Quote:
Originally Posted by OlivaresAnthony View Post
Seeing you use exhaust wrap gave me an idea...I'm interested in hearing what you guys think about exhaust wrap and if wrapping the stock manifold would have any benefit. I have heard it can cause the manifold to deteriorate faster, is this true?
Yes, header wrap will trap moisture and non-stainless headers/manifolds (even a low stainless grade like 409) will rot quickly. It is designed for race cars. Ceramic coatings are a much more practical alternative.