Thread: Installing JVT (eBay) Headers on Z4M (S54)
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      01-05-2011, 09:15 PM   #112
sabbanick
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Drives: 08 SBM M coupe
Join Date: Sep 2010
Location: NY

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good find

so these JVT headers would not require any modifications to our secondary cats for o2 and EGT bungs?
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