Thread: BMS E Series N55 Intake Coupler - New Product!
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      06-01-2018, 03:27 AM   #11
dleccord
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Drives: 2011 BMW 335i E90
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Quote:
Originally Posted by weehe126 View Post
Stock only collapses at max PS2 psi or when you have PI stretching the stock coupler.
so your saying around 34 psi?
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