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      02-26-2013, 07:39 PM   #63
HP Autosport
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Drives: F80 M3
Join Date: Mar 2007
Location: Santa Barbara, AP, Brembo, GIAC, Koni, Ohlins, Performance Friction, www.hpautosport.com

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Quote:
Originally Posted by Em/1 View Post
My impression has been that midpipe improves flow more than the muffler mods and that even N54 would be more effective, other than sound, than change in axle back. Also, what axle back and intake were these numbers obtained with (very impressive curves, by the way--love the high end power!)
Mad Dad Mids
Borla Axle Back
AFE Sealed Single Cone

AFE intake has zero restrictions as tested at GIAC, one of the best intakes out there!

GIAC is working on a new Stage 2, should be smoother with more power. Stay tuned!!!
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