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      04-16-2012, 09:20 PM   #19
///M1
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Quote:
Originally Posted by MrRoboto View Post
^^So aside from the sound, do you feel any power difference, does it seem to rev more freely?
10whp from the mids, as measured on both my 135i and 1M
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2011 BMW E82 1///M: AW, all options; Renntech, Akrapovic, Forge, P3, RevoZ CF bits, many mods
1988 BMW E30 M3: Hennarot, S14, stock
2016 Porsche 981 GT4: Guards Red, LWBS, SC, full leather
1998 Porsche 993 C4S: Zenith Blue, last aircooled widebody, Bilstein PSS10, Fister II + Fabspeed exhaust
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