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      06-19-2019, 10:42 AM   #45
WeekendWarriorz
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Drives: 2006 Z4M
Join Date: Jan 2017
Location: Anaheim Hills, CA

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Quote:
Originally Posted by mattfwalters View Post
I just ripped out the M-whatever eBay headers (i.e. same as the Megan ones) and replaced them with a set of SuperSprint stepped headers.

The difference in quality and fitment felt worth $2k to me, especially after seeing this:


It's not simple to construct low-run performance parts by hand and get consistent output unless the jigs are of a very high quality, and substantial time is invested in both design and manufacturing to ensure that the parts will fit appropriately - especially when large temperature swings are involved.

Anyway, just one person's opinion, but "you get what you pay for" is often true.
The headers you have are NOT the same as the Megan racing ones. I attached an image below of what you're comparing. Welds are different and the flange appears to be different as well. I read every post that goes into this thread on m3fourm about these headers and not one person has had an issue with the headers leaking due to improper fitment.

Any skeptical people feel free to go through every post on this thread http://www.m3forum.net/m3forum/showt...5&page=110

Until someone actually has an issue with these specific Megan headers leaking there's no evidence that these headers have issues. Lots of guys are tracking their m3's regularly with these on m3forum.
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