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      11-19-2011, 08:19 PM   #77
Grease Monkey
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Drives: 2011 E90 M3,1994 Euro E36 M3/4
Join Date: Apr 2006
Location: Fort McMurray, Alberta, Canada

iTrader: (3)

Originally Posted by Ateam View Post
So still nobody has explained HOW these are better than stock. Would need to see dyno for power gains but even if it gained predicted power, I am curious how that gain is achieved. Is the header tube diameter different? More smooth bends or completely different bends to modify exhaust pulses? Just wondering as visually there is nothing really different and for most cars headers usually replace a simple exhaust manifold or a catted header so the power gain is obvious but with this OEM awesome sed of catless headers I am curious where this power is being freed up from?
I am answered the your's and other people's questions further back in the post.

Stop with your pessimism and take some time and go back and read the thread....... the info is there if is want to read it.
2011 E90 M3 ZCP - Individual Moonstone/Individual Amarone Extended/Individual Piano Black With Inlay:LINK!!!
1994 Euro E36 M3 Sedan - Daytona Violet/Mulberry:LINK!!!