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      11-09-2013, 03:58 AM   #8
z4msteve
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Drives: '07 Z4MC
Join Date: Aug 2013
Location: Texas!

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Quote:
Originally Posted by zubydafa View Post
while i have your attention - do you think gains of oem euro/csl are similar or less than aftermarket headers? not counting stepped, as i believe those have the most hp at peak rpm.
I'm in the same boat looking for headers and wondering about the difference in gains, because euro headers can be had for less than half the price of most reputable aftermarket ones.
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