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      12-24-2012, 11:45 PM   #3
Drives: 335i
Join Date: Mar 2011
Location: My car is my home

Posts: 2,016
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Honestly 15horsepower isnt gonna be much of a difference.
However thats 15 peak horsepower, you need to look at how much power youre making throughout the curve, thats whats really going to help in a race.
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