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      04-25-2011, 09:30 PM   #8
blkcofy
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Drives: 2010 550i GT Sport Dinan
Join Date: Mar 2011
Location: Cincinnati, OH

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Quote:
Originally Posted by flooringmania View Post
does the software make significant difference? I am planning to install it before the end of this month too.
Oh yes...gosh yes. With the Sport setting engaged, it's a thrill ride. With Sport+, it's just darn right ridiculous. And I thought the claims of better gas mileage was a hoax...I'm actually seeing 3 to 4 mph improvement...even with a heavy foot.
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