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Originally Posted by formulaD
just looked, mine looks just like that but the pipes are dirty brown, the tips and muffler are stainless steal
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The pipes could still be stainless steel. There are different grades of stainless and the one most commonly used for exhaust pipes (409) will get surface rust on them but won't rust through. The reason 409 stainless is used is because it is easier to form without cracking and much easier to weld.