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01-23-2012, 11:21 AM
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#17
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BimmerPost Supporting Vendor
Drives: VF620 M3
Join Date: Mar 2010
Location: Anaheim, CA
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Quote:
Originally Posted by ferrari4evr1
What HP gains are you getting with the Eisenmann race exhaust- together with the Challenge Sport or Challenge Street X-pipe?
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PM on the way 
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