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      10-30-2011, 03:40 AM   #809
Diokaef
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Drives: M235I 2015, 335i 2011
Join Date: Dec 2009
Location: TAMPA FL

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2008 Z4M Coupe  [6.33]
Quote:
Originally Posted by pokeybritches View Post
Stepped headers optimize top end. I can PM you a link with a dyno of Supersprint V2 Stepped vs. Supersprint V2 (standard) headers. Standard headers have more low- to mid-range grunt, while the stepped are about maximum horsepower in the top end. There's no such thing as an all-around ultimate design. Some designs are better than others, yes, but there comes a point where it's a sliding scale and you must compromise one attribute to gain another. I went the stepped header route, though they are still waiting to be installed.
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