06-21-2018, 10:35 AM
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#48
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BimmerPost Supporting Vendor
Drives: 07-335/12-328/18-M4/21-M4CP
Join Date: Sep 2013
Location: Las Vegas
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Quote:
Originally Posted by stefan
I just want to echo #3. I had asked Mike the same question. Finished my install. Let me be clear. The stock charge pipe is an unbelievable joke. There is this incredibly poorly manufactured seam just before the TB mount. It is crazy that this thing left the factory like that on such an expensive car. Tune or no tune I think you absolutely need to change it.
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+1
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