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      09-14-2012, 12:32 PM   #23
Bunny Slayer
Drives: E92 M3 - DCT (2013)
Join Date: Apr 2010
Location: Orange County - Southern California

Posts: 484
iTrader: (0)

Valentino, I don't think its a factory freak

...I'm @ sea level and the 490whp is @ ideal conditions. Look @ the baseline dyno...355 and that was with a basic NA tune good for maybe 7 horse & an underdrive pulley good for another 5-7. low 340's pretty standard for a 2008.
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