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Old 11-27-2009, 10:57 PM   #12
VADER SS L99


 
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Drives: 2013 A6 GT 5.0
Join Date: Nov 2009
Location: Edmond, OK
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It could also be a difference in dynos. 471rwhp on a mustang dyno is probably over 500 on another. I would say take it to the track and let your time be the judge. 500rwhp should trap between 125-127 in these cars.
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