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      09-30-2017, 08:48 AM   #6
KC328_F30
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Drives: F30 328i M Sport (xDrive)
Join Date: Apr 2017
Location: Toronto, ON Canada

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Quote:
Originally Posted by Antec800 View Post
Downpipe will deff give you more turbo spool sound if anything plus the power gains are well worth it
What kind of power gain should you expect and how?s the warranty impacted?