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      03-06-2009, 03:41 AM   #96
sim@ecuprogram
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Drives: E90 E70 F01
Join Date: Oct 2007
Location: calgary

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+1 so far so good

Quote:
Originally Posted by shragon View Post
finally did this mod today. also went ahead and replaced the stock air filter with a k&n drop-in filter.

my butt dyno tells me that throttle response is improved. also feels smoother throughout the power band.

soundwise, it seems to be a little louder in the higher rpm range, but that's about it.

all in all, pretty good.